Operational Psychology Research Group


Scientific publications from the Operational Psychology Research Group 2012-2023.

Main content


Anker, E. A., Sande, T., Arefjord, K., Hystad, S. W., & Rosén, A. (2023). The association between pain-related factors and psychological distress in patients with temporomandibular disorder. Psychology, Health & Medicine, 28(4), 1049–1056. https://doi.org/10.1080/13548506.2022.2121969

Eid, J., Aanstad, M. & Enberg, K. (2023). Teaching sustainability at the high sea: the “One Ocean Expedition”. Sustainability Science, 1-13. https://doi.org/10.1007/s11625-023-01419-9

Eid, J., Hansen, A. L., Andreassen, N., Espevik, R., Brattebø, G., & Johnsen, B. H. (2023). Developing local crisis leadership–A research and training agenda. Frontiers in Psychology, 14.

Hagen, K., Solem, S., Stavrum, A. K., Eid, J., Kvale, G., Samdal, O., & Le Hellard, S. (2023). Changes in mental health symptoms from April (COVID-19 outbreak) to December 2020 in Norway: A two-wave study. Cogent Psychology, 10(1), 2173998.

Hansen, A. L., Ambroziak, G., Thornton, D. M., Mundt, J. C., Kahn, R. E., Dahl, L., Waage, L., Kattenbraker, D., & Grung, B. (2023). Can vitamin D status influence the effect of stress on planning and problem-solving? A randomized control trial. Food & Nutrition Research, 67: 8970. https://doi.org/10.29219/fnr.v67.8970 

Hjørnevik, K., Waage, L., & Hansen, A. L. (2023). Musical life stories: Coherence through musicking in the prison setting. Crime, Media, Culture: An International Journal, 19(1), 74–94. https://doi.org/10.1177/17416590211059135

Lien, C. M., Khan, S., & Eid, J. (2023). School Principals’ Experiences and Learning from the Covid-19 Pandemic in Norway. Scandinavian Journal of Educational Research, 67(5), 775–790. https://doi.org/10.1080/00313831.2022.2043430

Skjåkødegård, H. F., Hystad, S., Bruserud, I., Conlon, R. P. K., Wilfley, D., Frisk, B., Roelants, M., Juliusson, P. B., & Danielsen, Y. S. (2023). Perceived barriers in family‐based behavioural treatment of paediatric obesity – Results from the FABO study. Pediatric Obesity, 18(3), e12992. https://doi.org/10.1111/ijpo.12992

Stenshol, K., Risan, P., Knudsen, S., & Sætrevik, B. (2023). An explorative study of Police student’s decision-making in a critical incident scenario simulation. Police Practice and Research, 1–18. https://doi.org/10.1080/15614263.2023.2268789

Steinsund, S., & Eid, J. (2023). How did COVID-19 shape the leadership practices of Norwegian school principals? A qualitative follow-up study. Scandinavian Journal of Educational Research, 1-20.

van den Oever, F., Fjeld, M., & Sætrevik, B. (2023). A Systematic Literature Review of Augmented Reality for Maritime Collaboration. International Journal of Human–Computer Interaction, 1–16. https://doi.org/10.1080/10447318.2023.2209838



Bjørkheim, S., & Sætrevik, B. (2022). Manipulating risk of infection and appeal to public benefit increase compliance with infection control measures in a hypothetical pandemic scenario. PLOS ONE, 17(11), e0274024. https://doi.org/10.1371/journal.pone.0274024

Dale Oen, V., Svihus, J., Solberg, S. H. R., Harris, A., & Eid, J. (2022). Crisis leadership in COVID-19: A qualitative study of Norwegian business leaders. Frontiers in Psychology, 13, 937935. https://doi.org/10.3389/fpsyg.2022.937935

Danielsen, Y. S., Skjåkødegård, H. F., Mongstad, M., Hystad, S. W., Olsson, S. J. G., Kleppe, M., Juliusson, P. B., & Frisk, B. (2022). Objectively measured physical activity among treatment seeking children and adolescents with severe obesity and normal weight peers. Obesity Science & Practice, 8(6), 801–810. https://doi.org/10.1002/osp4.624

Johnsen, B. H., Brattebø, G., Espevik, R., Hystad, S. W., Østerås, Ø., Vatsøy, L., & Eid, J. (2022). The Effect of Complexity of Ambulance Missions on Shared Mental Models in Virtual Teams. Emergency Medicine – Open Journal, 8(1), 7–13. https://doi.org/10.17140/EMOJ-8-164

Espevik, R., Johnsen, B. H., & Hystad, S. W. (2022). Police Dyads Within an Operational Simulation: an Empirical Test of the Research Propositions Made in the “Big Five” Teamwork Approach. Journal of Police and Criminal Psychology, 37(4), 844–855. https://doi.org/10.1007/s11896-022-09513-x

Friehs, M.-T., Kotzur, P. F., Kraus, C., Schemmerling, M., Herzig, J. A., Stanciu, A., Dilly, S., Hellert, L., Hübner, D., Rückwardt, A., Ulizcay, V., Christ, O., Brambilla, M., De Keersmaecker, J., Durante, F., Gale, J., Grigoryev, D., Igou, E. R., Javakhishvili, N., … Yzerbyt, V. (2022). Warmth and competence perceptions of key protagonists are associated with containment measures during the COVID-19 pandemic: Evidence from 35 countries. Scientific Reports, 12(1), 21277. https://doi.org/10.1038/s41598-022-25228-9

Frisk, B., Njøten, K. L., Aarli, B., Hystad, S. W., Rykken, S., Kjosås, A., Søfteland, E., & Kvale, G. (2022). A Novel Concentrated, Interdisciplinary Group Rehabilitation Program for Patients With Chronic Obstructive Pulmonary Disease: Protocol for a Nonrandomized Clinical Intervention Study. JMIR Research Protocols, 11(10), e40700. https://doi.org/10.2196/40700

Gregersen, T., Doran, R., Böhm, G., & Sætrevik, B. (2022). Did concern about COVID-19 drain from a ‘finite pool of worry’ for climate change? Results from longitudinal panel data. The Journal of Climate Change and Health, 8, 100144. https://doi.org/10.1016/j.joclim.2022.100144

Grøtte, T., Hagen, K., Eid, J., Kvale, G., Le Hellard, S., & Solem, S. (2022a). Changes in Contamination-Related Obsessions and Compulsions During the Covid-19 Pandemic: A Norwegian Longitudinal Study. SSRN Electronic Journal. https://doi.org/10.2139/ssrn.4052413

Hagen, K., Solem, S., Stavrum, A. K., Eid, J., Kvale, G., Samdal, O., & Hellard, S. L. (2022). Mental health symptoms during the first months of the COVID-19 outbreak in Norway: A cross-sectional survey study. Scandinavian Journal of Public Health, 50(6), 730–737. https://doi.org/10.1177/14034948211059525

Grøtte, T., Hagen, K., Eid, J., Kvale, G., Le Hellard, S., & Solem, S. (2022b). Changes in contamination-related obsessions and compulsions during the COVID-19 pandemic: A Norwegian longitudinal study. Journal of Obsessive-Compulsive and Related Disorders, 35, 100758. https://doi.org/10.1016/j.jocrd.2022.100758

Johnsen, B. H., Espevik, R., Eid, J., Østerås, Ø., Jacobsen, J. K., & Brattebø, G. (2022). Coordinating Mechanisms Are More Important Than Team Processes for Geographically Dispersed Emergency Dispatch and Paramedic Teams. Frontiers in Psychology, 13, 754855. https://doi.org/10.3389/fpsyg.2022.754855

Kvale, G., Wilhelmsen-Langeland, A., Jürgensen, M., Hystad, S. W., Öst, L.-G., Søfteland, E., & Børtveit, T. (2022). Concentrated transdiagnostic and cross-disciplinary group treatment for patients with depression and with anxiety: a pilot study. BMC Psychiatry, 22(1), 587. https://doi.org/10.1186/s12888-022-04229-y

Lassen, E. R., Hagen, K., Kvale, G., Eid, J., Le Hellard, S., & Solem, S. (2022). Personality traits and hardiness as risk- and protective factors for mental distress during the COVID-19 pandemic: a Norwegian two-wave study. BMC Psychiatry, 22(1), 610. https://doi.org/10.1186/s12888-022-04237-y

Sætrevik, B., & Bjørkheim, S. B. (2022). Motivational factors were more important than perceived risk or optimism for compliance to infection control measures in the early stage of the COVID-19 pandemic. PLOS ONE, 17(9), e0274812. https://doi.org/10.1371/journal.pone.0274812

Sætrevik, B., & Sjåstad, H. (2022). Mortality salience effects fail to replicate in traditional and novel measures. Meta-Psychology, 6. https://doi.org/10.15626/MP.2020.2628

Skjåkødegård, H. F., Conlon, R. P. K., Hystad, S. W., Roelants, M., Olsson, S. J. G., Frisk, B., Wilfley, D. E., Danielsen, Y. S., & Juliusson, P. B. (2022). Family‐based treatment of children with severe obesity in a public healthcare setting: Results from a randomized controlled trial. Clinical Obesity, 12(3), e12513. https://doi.org/10.1111/cob.12513

Thomassen, Å. G., Johnsen, B. H., Hystad, S. W., & Johnsen, G. E. (2022). Avoidance coping mediates the effect of hardiness on mental distress symptoms for both male and female subjects. Scandinavian Journal of Psychology, 63(1), 39–46. https://doi.org/10.1111/sjop.12782

Titlestad, K. B., Kristensen, P., O’Connor, M., Hystad, S., & Dyregrov, K. (2022). Paths to positive growth in parents bereaved by drug-related death: A mixed-method study. Frontiers in Psychology, 13, 982667. https://doi.org/10.3389/fpsyg.2022.982667

Unnarsdóttir, A. B., Lovik, A., Fawns-Ritchie, C., Ask, H., Kõiv, K., Hagen, K., Didriksen, M., Christoffersen, L. A. N., Garðarsson, A. B., McIntosh, A., Kähler, A. K., Campbell, A., Hauksdóttir, A., Erikstrup, C., Mikkelsen, D. H., Altschul, D., Thordardottir, E. B., Frans, E. M., Kvale, G., … Valdimarsdóttir, U. A. (2022). Cohort Profile: COVIDMENT: COVID-19 cohorts on mental health across six nations. International Journal of Epidemiology, 51(3), e108–e122. https://doi.org/10.1093/ije/dyab234

Van Den Oever, F., Gorobets, V., Saetrevik, B., Fjeld, M., & Kunz, A. (2022). Comparing Visual Search between Physical Environments and VR. 2022 IEEE International Symposium on Mixed and Augmented Reality Adjunct (ISMAR-Adjunct), 411–416. https://doi.org/10.1109/ISMAR-Adjunct57072.2022.00089


Center for Crisis Psychology, University of Bergen, Eid, J., Jensen, P. B., & Flesland Air traffic Control, Avinor Air Navigation Services. (2021). RUNWAY INCURSIONS IN NORWAY 2009-2019: A CASE STUDY OF EXTENDED INVESTIGATION REPORTS. The Polish Journal of Aviation Medicine, Bioengineering and Psychology, 25(3), 5–14. https://doi.org/10.13174/pjambp.19.05.2021.01

Diaz, E., Mamelund, S.-E., Eid, J., Aasen, H. S., Martin Kaarbøe, O., Brokstad, R. J. C., Gloppen, S., Beyer, A., & Kumar, B. N. (2021). Learning from the COVID-19 pandemic among migrants: An innovative, system-level, interdisciplinary approach is needed to improve public health. Scandinavian Journal of Public Health, 49(7), 804–808. https://doi.org/10.1177/14034948211019795

Espevik, R., Johnsen, B. H., Saus, E. R., Sanden, S., & Olsen, O. K. (2021). Teamwork on Patrol: Investigating Teamwork Processes and Underlaying Coordinating Mechanisms in a Police Training Program. Frontiers in Psychology, 12, 702347. https://doi.org/10.3389/fpsyg.2021.702347

Hagen, K., Nordahl, H., Launes, G., Kvale, G., Öst, L.-G., Hystad, S., Hansen, B., & Solem, S. (2021). Does Concentrated Exposure Treatment for Obsessive-Compulsive Disorder Improve Insomnia Symptoms? Results From a Randomized Controlled Trial. Frontiers in Psychiatry, 12, 625631. https://doi.org/10.3389/fpsyt.2021.625631

Hansen, A. L., Ambroziak, G., Thornton, D. M., Mundt, J. C., Kahn, R. E., Dahl, L., Waage, L., Kattenbraker, D., & Grung, B. (2021). Vitamin D Status and Physical Activity during Wintertime in Forensic Inpatients—A Randomized Clinical Trial. Nutrients, 13(10), 3510. https://doi.org/10.3390/nu13103510

Johnsen, B. H., Brattebø, G., Phillips, T. M., Gjeldnes, R., Bartone, P. T., Monsen, H.-O. N., & Thayer, J. F. (2021). Crossing the Antarctica: Exploring the Effects of Appetite-Regulating Hormones and Indicators of Nutrition Status during a 93-Day Solo-Expedition. Nutrients, 13(6), 1777. https://doi.org/10.3390/nu13061777

Kvale, G., Frisk, B., Jürgensen, M., Børtveit, T., Ødegaard-Olsen, Ø. T., Wilhelmsen-Langeland, A., Aarli, B. B., Sandnes, K., Rykken, S., Haugstvedt, A., Hystad, S. W., & Søfteland, E. (2021). Evaluation of Novel Concentrated Interdisciplinary Group Rehabilitation for Patients With Chronic Illnesses: Protocol for a Nonrandomized Clinical Intervention Study. JMIR Research Protocols, 10(10), e32216. https://doi.org/10.2196/32216

Olsen, O. K., Johansen, R. B., & Hystad, S. W. (2021). Do Ideals Differ and Matter? An Investigation of Authentic Leadership Ideals Among Norwegian Military Officers Across Generations – and Its Impact on Leadership Practice. Scandinavian Journal of Military Studies, 4(1), 13–25. https://doi.org/10.31374/sjms.58

Sætrevik, B. (2021). Realistic Expectations and Prosocial Behavioural Intentions to the Early Phase of the COVID-19 Pandemic in the Norwegian Population. Collabra: Psychology, 7(1), 18698. https://doi.org/10.1525/collabra.18698

Sætrevik, B., Bærøe, K., Carlsen, B., & Bjørkheim, S. B. (2021). Nordmenn stolte på myndighetenes informasjon og tiltak i starten av koronapandemien. Tidsskrift for velferdsforskning, 24(2), 1–16. https://doi.org/10.18261/issn.2464-3076-2021-02-06

Sætrevik, B., & Hystad, S. (2021). Ship Leadership, Situation Awareness, and Crew Safety Behaviour—Preregistered Replications in Two Survey Datasets. Scandinavian Journal of Work and Organizational Psychology, 6(1), 11. https://doi.org/10.16993/sjwop.96

Skjåkødegård, H. F., Danielsen, Y. S., Frisk, B., Hystad, S. W., Roelants, M., Pallesen, S., Conlon, R. P. K., Wilfley, D. E., & Juliusson, P. B. (2021). Beyond sleep duration: Sleep timing as a risk factor for childhood obesity. Pediatric Obesity, 16(1), e12698. https://doi.org/10.1111/ijpo.12698

Søbstad, J. H., Pallesen, S., Bjorvatn, B., Costa, G., & Hystad, S. W. (2021). Predictors of turnover intention among Norwegian nurses: A cohort study. Health Care Management Review, 46(4), 367–374. https://doi.org/10.1097/HMR.0000000000000277

Stavland, H., Refvik, C., Eid, J., Lockhat, R., & Hammar, Å. (2021). A brief intervention for PTSD versus treatment as usual: Study protocol for a non-inferiority randomized controlled trial. Trials, 22(1), 737. https://doi.org/10.1186/s13063-021-05674-y


Eid, J., & Øyslebø, T. E. (2020). Collective Responses to the 2018 Water Shortage in Cape Town: An Explorative Qualitative Study. Sustainability, 12(16), 6638. https://doi.org/10.3390/su12166638

Hansen, A. L., Ambroziak, G., Thornton, D., Dahl, L., & Grung, B. (2020). The effects of diet on levels of physical activity during winter in forensic inpatients – A randomized controlled trial. Food & Nutrition Research, 64(0). https://doi.org/10.29219/fnr.v64.3610

Hansen, A. L., Ambroziak, G., Thornton, D., Dahl, L., Molde, H., & Grung, B. (2020). Fatty Fish Intervention and Psychophysiological Responses to Mental Workload in Forensic Inpatients: A Randomized Control Trial. Journal of Psychophysiology, 34(1), 10–18. https://doi.org/10.1027/0269-8803/a000231

Hansen, A. L., Ambroziak, G., Thornton, D., Mundt, J. C., Kahn, R. E., Dahl, L., Waage, L., Kattenbraker, D., Araujo, P., Murison, R., Rypdal, K., & Grung, B. (2020). Vitamin D Supplementation during Winter: Effects on Stress Resilience in a Randomized Control Trial. Nutrients, 12(11), 3258. https://doi.org/10.3390/nu12113258

Hjellvik, L. R., & Sætrevik, B. (2020). Can Survey Measures Predict Key Performance Indicators of Safety? Confirmatory and Exploratory Analyses of the Association Between Self-Report and Safety Outcomes in the Maritime Industry. Frontiers in Psychology, 11, 976. https://doi.org/10.3389/fpsyg.2020.00976

Hystad, S. W., & Johnsen, B. H. (2020). The Dimensionality of the 12-Item General Health Questionnaire (GHQ-12): Comparisons of Factor Structures and Invariance Across Samples and Time. Frontiers in Psychology, 11, 1300. https://doi.org/10.3389/fpsyg.2020.01300

Kvale, G., Hansen, B., Hagen, K., Abramowitz, J. S., Børtveit, T., Craske, M. G., Franklin, M. E., Haseth, S., Himle, J. A., Hystad, S., Kristensen, U. B., Launes, G., Lund, A., Solem, S., & Öst, L.-G. (2020). Effect of D-Cycloserine on the Effect of Concentrated Exposure and Response Prevention in Difficult-to-Treat Obsessive-Compulsive Disorder: A Randomized Clinical Trial. JAMA Network Open, 3(8), e2013249. https://doi.org/10.1001/jamanetworkopen.2020.13249

Nordmo, M., Hystad, S. W., Sanden, S., & Johnsen, B. H. (2020). Mental Health During Naval Deployment: The Protective Role of Family Support. Military Medicine, 185(5–6), e703–e710. https://doi.org/10.1093/milmed/usz436

Olaniyan, O. S., Hetland, H., Hystad, S. W., Iversen, A. C., & Ortiz-Barreda, G. (2020). Lean on Me: A Scoping Review of the Essence of Workplace Support Among Child Welfare Workers. Frontiers in Psychology, 11, 287. https://doi.org/10.3389/fpsyg.2020.00287

Olsen, O. K., Heesch, P. V., Søreide, C., & Hystad, S. W. (2020). Trust After Just 45 Seconds? An Experimental Vignette Study of How Leader Behavior and Emotional States Influence Immediate Trust in Strangers. Frontiers in Psychology, 10, 2921. https://doi.org/10.3389/fpsyg.2019.02921

Sætrevik, B., Ørbeck, S. B., Helland, M. V., & Eid, J. (2020). Decreased Job Security Without Change in Safety During Hydrocarbon Industry Recession. Scandinavian Journal of Work and Organizational Psychology, 5(1), 2. https://doi.org/10.16993/sjwop.98

Sandvik, A. M., Gjevestad, E., Aabrekk, E., Øhman, P., Kjendlie, P.-L., Hystad, S. W., Bartone, P. T., Hansen, A. L., & Johnsen, B. H. (2020). Physical Fitness and Psychological Hardiness as Predictors of Parasympathetic Control in Response to Stress: a Norwegian Police Simulator Training Study. Journal of Police and Criminal Psychology, 35(4), 504–517. https://doi.org/10.1007/s11896-019-09323-8


Holm, S. E. H., Hansen, B., Kvale, G., Eilertsen, T., Johnsen, B. H., Hystad, S. W., & Solem, S. (2019). Dispositional resilience in treatment‐seeking patients with obsessive‐compulsive disorder and its association with treatment outcome. Scandinavian Journal of Psychology, 60(3), 243–251. https://doi.org/10.1111/sjop.12531

Launes, G., Hagen, K., Sunde, T., Öst, L.-G., Klovning, I., Laukvik, I.-L., Himle, J. A., Solem, S., Hystad, S. W., Hansen, B., & Kvale, G. (2019). A Randomized Controlled Trial of Concentrated ERP, Self-Help and Waiting List for Obsessive- Compulsive Disorder: The Bergen 4-Day Treatment. Frontiers in Psychology, 10, 2500. https://doi.org/10.3389/fpsyg.2019.02500

Bartone, P. T., Roland, R. R., Bartone, J. V., Krueger, G. P., Sciarretta, A. A., & Johnsen, B. H. (2019). Human Adaptability for Deep Space Missions: An Exploratory Study. Journal of Human Performance in Extreme Environments, 15(1). https://doi.org/10.7771/2327-2937.1124

Bekkeheien, H. A., Reigstad, R., Dyregrov, K., Kristensen, P., & Hystad, S. W. (2019). Sammenhengen mellom alkoholbruk og forlenget sorg hos nære etterlatte etter terrorangrepet på Utøya i 2011 [The association between alcohol use and prolonged grief among the bereaved following the Utøya terror attack in 2011]. Scandinavian Psychologist, 6. https://doi.org/10.15714/scandpsychol.6.e11


Hansen, Anita Lill; Ambroziak, Gina; Thornton, David Malcolm; Dahl, Lisbeth; Grung, Bjørn. (2018). Age and IQ Explained Working Memory Performance in a RCT with Fatty Fish in a Group of Forensic Inpatients. The Journal of Nutrition, Health & Aging. 513-518. doi: 10.1007/s12603-018-0998-4.

Molde, H., Moussavi, Y., Kopperud, S. T., Erga, A. H., Hansen, A. L., & Pallesen, S. (2018). Impulse-Control Disorders in Parkinson’s Disease: A Meta-Analysis and Review of Case–Control Studies. Frontiers in Neurology, 9, 330. https://doi.org/10.3389/fneur.2018.00330

Myrseth, H., Hystad, S. W., Säfvenbom, R., & Olsen, O. K. (2018). Perception of specific military skills – the impact of perfectionism and self-efficacy. Journal of Military Studies, 9(1), 34–48. https://doi.org/10.2478/jms-2018-0002

Sætrevik, B., Ghanonisaber, S., & Lunde, G. E. (2018). Power imbalance between supply vessels and offshore installations may impede the communication of safety issues. Safety Science, 101, 268–281. https://doi.org/10.1016/j.ssci.2017.09.010

Thomassen, Å. G., Hystad, S. W., Johnsen, B. H., Johnsen, G. E., & Bartone, P. T. (2018). The effect of hardiness on PTSD symptoms: A prospective mediational approach. Military Psychology, 30(2), 142–151. https://doi.org/10.1080/08995605.2018.1425065


Valdersnes, K. B., Eid, J., Hystad, S. W., & Nielsen, M. B. (2017). Does psychological capital moderate the relationship between worries about accidents and sleepiness? International Maritime Health, 68(4), 245–251. https://doi.org/10.5603/IMH.2017.0043

Bartone, P. T., Johnsen, B. H., Eid, J., Hystad, S. W., & Laberg, J. C. (2017). Hardiness, avoidance coping, and alcohol consumption in war veterans: A moderated‐mediation study. Stress and Health, 33(5), 498–507. https://doi.org/10.1002/smi.2734

Wågø, S. S., Byrkjedal, I. K., Sinnes, H. M., & Dyregrov, K.. (2017). Social support and complicated grief: A longitudinal study on bereaved parents after the Utøya terror attack in Norway. Scandinavian Psychologist, 4. https://doi.org/10.15714/scandpsychol.4.e10

Grung, B., Sandvik, A. M., Hjelle, K., Dahl, L., Frøyland, L., Nygård, I., & Hansen, A. L. (2017). Linking vitamin D status, executive functioning and self‐perceived mental health in adolescents through multivariate analysis: A randomized double‐blind placebo control trial. Scandinavian Journal of Psychology, 58(2), 123–130. https://doi.org/10.1111/sjop.12353

Herrebrøden, H., Sand Sæbø, E., & Hystad, S. W. (2017). Are Auditory Distractions Disturbing and Detrimental to the Performance of Expert Golfers? A Field Experiment. Journal of Applied Sport Psychology, 29(3), 323–336. https://doi.org/10.1080/10413200.2017.1286696

Hystad, S. W., Nielsen, M. B., & Eid, J. (2017). The impact of sleep quality, fatigue and safety climate on the perceptions of accident risk among seafarers. European Review of Applied Psychology, 67(5), 259–267. https://doi.org/10.1016/j.erap.2017.08.003

Johnsen, B. H., Espevik, R., Saus, E.-R., Sanden, S., Olsen, O. K., & Hystad, S. W. (2017). Hardiness as a Moderator and Motivation for Operational Duties as Mediator: the Relation Between Operational Self-Efficacy, Performance Satisfaction, and Perceived Strain in a Simulated Police Training Scenario. Journal of Police and Criminal Psychology, 32(4), 331–339. https://doi.org/10.1007/s11896-017-9225-1

Johnsen, B. H., Westli, H. K., Espevik, R., Wisborg, T., & Brattebø, G. (2017). High-performing trauma teams: frequency of behavioral markers of a shared mental model displayed by team leaders and quality of medical performance. Scandinavian Journal of Trauma, Resuscitation and Emergency Medicine, 25(1), 109. https://doi.org/10.1186/s13049-017-0452-3

Nødtvedt, Ø. O., Hansen, A. L., Bjorvatn, B., & Pallesen, S. (2017). The effects of kiwi fruit consumption in students with chronic insomnia symptoms: a randomized controlled trial. Sleep and Biological Rhythms, 15(2), 159–166. https://doi.org/10.1007/s41105-017-0095-9

Nordmo, M., Hystad, S. W., Sanden, S., & Johnsen, B. H. (2017). The effect of hardiness on symptoms of insomnia during a naval mission. International Maritime Health, 68(3), 147–152. https://doi.org/10.5603/IMH.2017.0026

Sætrevik, B., & Hystad, S. W. (2017). Situation awareness as a determinant for unsafe actions and subjective risk assessment on offshore attendant vessels. Safety Science, 93, 214–221. https://doi.org/10.1016/j.ssci.2016.12.012

Sandhåland, H., Oltedal, H. A., Hystad, S. W., & Eid, J. (2017). Effects of leadership style and psychological job demands on situation awareness and the willingness to take a risk: A survey of selected offshore vessels. Safety Science, 93, 178–186. https://doi.org/10.1016/j.ssci.2016.12.004


Dovran, A., Winje, D., Øverland, S., Arefjord, K., Hansen, A., & Waage, L. (2016). Childhood maltreatment and adult mental health. Nordic Journal of Psychiatry, 70(2), 140–145. https://doi.org/10.3109/08039488.2015.1062142

Fasmer, O. B., Mjeldheim, K., Førland, W., Hansen, A. L., Syrstad, V. E. G., Oedegaard, K. J., & Berle, J. Ø. (2016). Linear and non-linear analyses of Conner’s Continuous Performance Test-II discriminate adult patients with attention deficit hyperactivity disorder from patients with mood and anxiety disorders. BMC Psychiatry, 16(1), 284. https://doi.org/10.1186/s12888-016-0993-4

Fyhn, T., Fjell, K. K., & Johnsen, B. H. (2016). Resilience Factors Among Police Investigators: Hardiness-commitment a Unique Contributor. Journal of Police and Criminal Psychology, 31(4), 261–269. https://doi.org/10.1007/s11896-015-9181-6

Hystad, S. W., & Eid, J. (2016). Sleep and Fatigue Among Seafarers: The Role of Environmental Stressors, Duration at Sea and Psychological Capital. Safety and Health at Work, 7(4), 363–371. https://doi.org/10.1016/j.shaw.2016.05.006

Hystad, S. W., Olaniyan, O. S., & Eid, J. (2016). Safe travel: Passenger assessment of trust and safety during seafaring. Transportation Research Part F: Traffic Psychology and Behaviour, 38, 29–36. https://doi.org/10.1016/j.trf.2016.01.004

Johnsen, B. H., Espevik, R., Saus, E. R., Sanden, S., & Olsen, O. K. (2016). Note on a Training Program for Brief Decision Making for Frontline Police Officers. Journal of Police and Criminal Psychology, 31(3), 182–188. https://doi.org/10.1007/s11896-015-9180-7

Nielsen, M. B., Hystad, S. W., & Eid, J. (2016). The Brief Norwegian Safety Climate Inventory (Brief NORSCI) – Psychometric properties and relationships with shift work, sleep, and health. Safety Science, 83, 23–30. https://doi.org/10.1016/j.ssci.2015.11.004

Olaniyan, O. S., & Hystad, S. W. (2016). Employees’ psychological capital, job satisfaction, insecurity, and intentions to quit: The direct and indirect effects of authentic leadership. Revista de Psicología Del Trabajo y de Las Organizaciones, 32(3), 163–171. https://doi.org/10.1016/j.rpto.2016.09.003


Hansen, A. L., Dahl, L., Olson, G., Thornton, D., Grung, B., & Thayer, J. F. (2015). A long‐term fatty fish intervention improved executive function in inpatients with antisocial traits and a history of alcohol and drug abuse. Scandinavian Journal of Psychology, 56(5), 467–474. https://doi.org/10.1111/sjop.12229

Hystad, S. W., Olsen, O. K., Espevik, R., & Säfvenbom, R. (2015). On the Stability of Psychological Hardiness: A Three-Year Longitudinal Study. Military Psychology, 27(3), 155–168. https://doi.org/10.1037/mil0000069

Grung, B., Hansen, A. L., Berg, M., Møen-Knudseth, M. P., Olson, G., Thornton, D., Dahl, L., & Thayer, J. F. (2015). Exploratory multivariate analysis of the effect of fatty fish consumption and medicinal use on heart rate and heart rate variability data. Frontiers in Psychology, 6. https://doi.org/10.3389/fpsyg.2015.00135

Lehmann, U., Gjessing, H. R., Hirche, F., Mueller-Belecke, A., Gudbrandsen, O. A., Ueland, P. M., Mellgren, G., Lauritzen, L., Lindqvist, H., Hansen, A. L., Erkkilä, A. T., Pot, G. K., Stangl, G. I., & Dierkes, J. (2015). Efficacy of fish intake on vitamin D status: a meta-analysis of randomized controlled trials. The American Journal of Clinical Nutrition, 102(4), 837–847. https://doi.org/10.3945/ajcn.114.105395

Sætrevik, B. (2015). Psychophysiology, task complexity, and team factors determine emergency response teams’ shared beliefs. Safety Science, 78, 117–123. https://doi.org/10.1016/j.ssci.2015.04.017

Sætrevik, B., & Sörqvist, P. (2015). Updating working memory in aircraft noise and speech noise causes different fMRI activations. Scandinavian Journal of Psychology, 56(1), 1–10. https://doi.org/10.1111/sjop.12171

Sandhåland, H., Oltedal, H. A., Hystad, S. W., & Eid, J. (2015). Distributed situation awareness in complex collaborative systems: A field study of bridge operations on platform supply vessels. Journal of Occupational and Organizational Psychology, 88(2), 273–294. https://doi.org/10.1111/joop.12111

Sandhåland, H., Oltedal, H., & Eid, J. (2015). Situation awareness in bridge operations – A study of collisions between attendant vessels and offshore facilities in the North Sea. Safety Science, 79, 277–285. https://doi.org/10.1016/j.ssci.2015.06.021

Sandvik, A. M., Bartone, P. T., Hystad, S. W., Phillips, T. M., Thayer, J. F., & Johnsen, B. H. (2013). Psychological hardiness predicts neuroimmunological responses to stress. Psychology, Health & Medicine, 18(6), 705–713. https://doi.org/10.1080/13548506.2013.772304

Sandvik, A. M., Hansen, A. L., Hystad, S. W., Johnsen, B. H., & Bartone, P. T. (2015). Psychopathy, anxiety, and resiliency – Psychological hardiness as a mediator of the psychopathy–anxiety relationship in a prison setting. Personality and Individual Differences, 72, 30–34. https://doi.org/10.1016/j.paid.2014.08.009

Thomassen, Å. G., Hystad, S. W., Johnsen, B. H., Johnsen, G. E., Laberg, J. C., & Eid, J. (2015). The combined influence of hardiness and cohesion on mental health in a military peacekeeping mission: A prospective study. Scandinavian Journal of Psychology, 56(5), 560–566. https://doi.org/10.1111/sjop.12235

Vrancic Coutinho, B., Hansen, A. L., Waage, L., Hillecke, T. K., & Koenig, J. (2015). Music Making Interventions with Adults in the Forensic Setting – A Systematic Review of the Literature – Part I: Group Interventions. Music and Medicine, 7(3), 40–53. https://doi.org/10.47513/mmd.v7i3.409

Bartone, P. T., Eid, J., Hystad, S. W., Jocoy, K., Laberg, J. C., & Johnsen, B. H. (2015). Psychological Hardiness and Avoidance Coping Are Related to Risky Alcohol Use in Returning Combat Veterans. Military Behavioral Health, 3(4), 274–282. https://doi.org/10.1080/21635781.2015.1085931

Bartone, P. T., Hystad, S. W., Eid, J., & Brevik, J. I. (2012). Psychological Hardiness and Coping Style as Risk/Resilience Factors for Alcohol Abuse. Military Medicine, 177(5), 517–524. https://doi.org/10.7205/MILMED-D-11-00200

Bergheim, K., Nielsen, M. B., Mearns, K., & Eid, J. (2015). The relationship between psychological capital, job satisfaction, and safety perceptions in the maritime industry. Safety Science, 74, 27–36. https://doi.org/10.1016/j.ssci.2014.11.024

Bruzell, E. M., Christensen, T., & Johnsen, B. (2015). Riktig øyebeskyttelse reduserer risikoen for øyeskader fra herdelamper. Den norske tannlegeforenings Tidende, 125(1). https://doi.org/10.56373/2015-1-19

Fasmer, O. B., Mjeldheim, K., Førland, W., Hansen, A. L., Dilsaver, S., Oedegaard, K. J., & Berle, J. Ø. (2015). Motor Activity in Adult Patients with Attention Deficit Hyperactivity Disorder. Psychiatry Investigation, 12(4), 474. https://doi.org/10.4306/pi.2015.12.4.474


Mentzoni, R. A., Sætrevik, B., Molde, H., Wiium, N., Hetland, J., Fagerland, I., Nordnes, L. T., Storemark, S. S., Fossum, I. N., & Pallesen, S. (2014). Attentional Bias in Snus Users: An Experimental Study. PLoS ONE, 9(10), e108897. https://doi.org/10.1371/journal.pone.0108897

Hystad, S. W., Bartone, P. T., & Eid, J. (2014). Positive organizational behavior and safety in the offshore oil industry: Exploring the determinants of positive safety climate. The Journal of Positive Psychology, 9(1), 42–53. https://doi.org/10.1080/17439760.2013.831467

Sætrevik, B., & Eid, J. (2014). The “Similarity Index” as an Indicator of Shared Mental Models and Situation Awareness in Field Studies. Journal of Cognitive Engineering and Decision Making, 8(2), 119–136. https://doi.org/10.1177/1555343413514585

Sanden, S., Johnsen, B. H., Eid, J., Sommerfelt-Pettersen, J., Koefoed, V., Størksen, R., Røsseland, A., Neteland, H. O., Wetteland, P. I., & Wilhelmsen, E. V. (2014). Mental readiness for maritime international operation: procedures developed by Norwegian navy. International Maritime Health, 65(2), 93–97. https://doi.org/10.5603/IMH.2014.0020

Sandvik, A. M., Hansen, A. L., Johnsen, B. H., & Laberg, J. C. (2014). Psychopathy and the ability to read the “language of the eyes”: Divergence in the psychopathy construct. Scandinavian Journal of Psychology, 55(6), 585–592. https://doi.org/10.1111/sjop.12138

Stokkeland, L., Fasmer, O. B., Waage, L., & Hansen, A. L. (2014). Attention deficit hyperactivity disorder among inmates in Bergen Prison. Scandinavian Journal of Psychology, 55(4), 343–349. https://doi.org/10.1111/sjop.12131

Borgersen, H. C., Hystad, S. W., Larsson, G., & Eid, J. (2014). Authentic Leadership and Safety Climate Among Seafarers. Journal of Leadership & Organizational Studies, 21(4), 394–402. https://doi.org/10.1177/1548051813499612

Faculty of Psychology, University of Bergen, Norway, Saetrevik, B., Fuskeland, K., Hansen, E. W., Kjoerlaug, S. K., & Faculty of Psychology, University of Bergen, Norway. (2014). Methods of assessment for consciousness after acquired brain damage. Scandinavian Psychologist, 1. https://doi.org/10.15714/scandpsychol.1.e3

Gold, C., Assmus, J., Hjørnevik, K., Qvale, L. G., Brown, F. K., Hansen, A. L., Waage, L., & Stige, B. (2014). Music Therapy for Prisoners: Pilot Randomised Controlled Trial and Implications for Evaluating Psychosocial Interventions. International Journal of Offender Therapy and Comparative Criminology, 58(12), 1520–1539. https://doi.org/10.1177/0306624X13498693

Hansen, A. L., Dahl, L., Olson, G., Thornton, D., Graff, I. E., Frøyland, L., Thayer, J. F., & Pallesen, S. (2014). Fish Consumption, Sleep, Daily Functioning, and Heart Rate Variability. Journal of Clinical Sleep Medicine, 10(05), 567–575. https://doi.org/10.5664/jcsm.3714

Hansen, A., Olson, G., Dahl, L., Thornton, D., Grung, B., Graff, I., Frøyland, L., & Thayer, J. (2014). Reduced Anxiety in Forensic Inpatients after a Long-Term Intervention with Atlantic Salmon. Nutrients, 6(12), 5405–5418. https://doi.org/10.3390/nu6125405

Hoff, H. A., Rypdal, K., Hystad, S. W., Hart, S. D., Mykletun, A., Kreis, M. K. F., & Cooke, D. J. (2014). Cross-language consistency of the Comprehensive Assessment of Psychopathic Personality (CAPP) model. Personality Disorders: Theory, Research, and Treatment, 5(4), 356–368. https://doi.org/10.1037/per0000069

Hystad, S. W., Mearns, K. J., & Eid, J. (2014). Moral disengagement as a mechanism between perceptions of organisational injustice and deviant work behaviours. Safety Science, 68, 138–145. https://doi.org/10.1016/j.ssci.2014.03.012

Johnsen, B. H., Hystad, S. W., Bartone, P. T., Laberg, J. C., & Eid, J. (2014). Hardiness Profiles: Defining Clusters of the Dispositional Resilience Scale and Their Relation to Soldiers’ Health. Military Behavioral Health, 2(2), 123–128. https://doi.org/10.1080/21635781.2013.867789


Nielsen, M. B., Bergheim, K., & Eid, J. (2013). Relationships between work environment factors and workers’ well-being in the maritime industry. International Maritime Health, 64(2), 80–88.

Nielsen, M. B., Eid, J., Hystad, S. W., Sætrevik, B., & Saus, E.-R. (2013). A brief safety climate inventory for petro-maritime organizations. Safety Science, 58, 81–88. https://doi.org/10.1016/j.ssci.2013.04.002

Sætrevik, B. (2013). Developing a context-general self-report approach to measure three-level situation awareness. International Maritime Health, 64(2), 66–71.

Sætrevik, B., Huster, R. J., & Herrmann, C. S. (2013). Proactive and reactive sequential effects on selective attention. Brain and Cognition, 83(1), 27–33. https://doi.org/10.1016/j.bandc.2013.06.003

Strand, M., Sætrevik, B., Lund, A., & Hammar, Å. (2013). The relationship between residual symptoms of depression and emotional information processing. Nordic Journal of Psychiatry, 67(4), 233–239. https://doi.org/10.3109/08039488.2012.711857

Bergheim, K., Eid, J., Hystad, S. W., Nielsen, M. B., Mearns, K., Larsson, G., & Luthans, B. (2013). The Role of Psychological Capital in Perception of Safety Climate Among Air Traffic Controllers. Journal of Leadership & Organizational Studies, 20(2), 232–241. https://doi.org/10.1177/1548051813475483

Birkeland Nielsen, M., Eid, J., Mearns, K., & Larsson, G. (2013). Authentic leadership and its relationship with risk perception and safety climate. Leadership & Organization Development Journal, 34(4), 308–325. https://doi.org/10.1108/LODJ-07-2011-0065

Birkeland Nielsen, M., Glasø, L., Berge Matthiesen, S., Eid, J., & Einarsen, S. (2013). Bullying and risk‐perception as health hazards on oil rigs. Journal of Managerial Psychology, 28(4), 367–383. https://doi.org/10.1108/JMP-12-2012-0395

Dovran, A., Winje, D., Øverland, S. N., Breivik, K., Arefjord, K., Dalsbø, A. S., Jentoft, M. B., Hansen, A. L., & Waage, L. (2013). Psychometric properties of the Norwegian version of the Childhood Trauma Questionnaire in high‐risk groups. Scandinavian Journal of Psychology, 54(4), 286–291. https://doi.org/10.1111/sjop.12052

Fors Brandebo, M., Sjöberg, M., Larsson, G., Eid, J., & Kjellevold Olsen, O. (2013). Trust in a military context: What contributes to trust in superior and subordinate leaders? Journal of Trust Research, 3(2), 125–145. https://doi.org/10.1080/21515581.2013.820029

Hansen, A. L., & Johnsen, B. H. (2013). Relationship between neuroticism, threat of shock and heart rate variability reactivity. International Maritime Health, 64(2), 54–60.

Hansen, A. L., Kvale, G., Stubhaug, B., & Thayer, J. F. (2013). Heart Rate Variability and Fatigue in Patients With Chronic Fatigue Syndrome After a Comprehensive Cognitive Behavior Group Therapy Program. Journal of Psychophysiology, 27(2), 67–75. https://doi.org/10.1027/0269-8803/a000088

Hansen, A. L., Stokkeland, L., Pallesen, S., Johnsen, B. H., & Waage, L. (2013). The Relationship between the Psychopathy Checklist–Revised and the MMPI–2: A Pilot Study. Psychological Reports, 112(2), 445–457. https://doi.org/10.2466/03.09.PR0.112.2.445-457

Hovland, A., Pallesen, S., Hammar, Å., Hansen, A. L., Thayer, J. F., Sivertsen, B., Tarvainen, M. P., & Nordhus, I. H. (2013). Subjective sleep quality in relation to inhibition and heart rate variability in patients with panic disorder. Journal of Affective Disorders, 150(1), 152–155. https://doi.org/10.1016/j.jad.2012.12.017

Hystad, S. W., & Bye, H. H. (2013). Safety behaviours at sea: The role of personal values and personality hardiness. Safety Science, 57, 19–26. https://doi.org/10.1016/j.ssci.2013.01.018

Hystad, S. W., Saus, E.-R., Sætrevik, B., & Eid, J. (2013). Fatigue in seafarers working in the offshore oil and gas re-supply industry: effects of safety climate, psychosocial work environment and shift arrangement. International Maritime Health, 64(2), 72–79.

Johnsen, B. H., Bartone, P., Sandvik, A. M., Gjeldnes, R., Morken, A. M., Hystad, S. W., & Stornæs, A. V. (2013). Psychological Hardiness Predicts Success in a N orwegian Armed Forces Border Patrol Selection Course. International Journal of Selection and Assessment, 21(4), 368–375. https://doi.org/10.1111/ijsa.12046


Sætrevik, B., & Specht, K. (2012). Cognitive conflict in a syllable identification task causes transient activation of speech perception area. Brain and Cognition, 78(3), 200–205. https://doi.org/10.1016/j.bandc.2011.12.006

Sandvik, A. M., Hansen, A. L., Kristensen, M. V., Johnsen, B. H., Logan, C., & Thornton, D. (2012). Assessment of Psychopathy: Inter-correlations between Psychopathy Checklist Revised, Comprehensive Assessment of Psychopathic Personality – Institutional Rating Scale, and Self-Report of Psychopathy Scale–III. International Journal of Forensic Mental Health, 11(4), 280–288. https://doi.org/10.1080/14999013.2012.746756

Saus, E.-R., Johnsen, B. H., Eid, J., & Thayer, J. F. (2012). Who benefits from simulator training: Personality and heart rate variability in relation to situation awareness during navigation training. Computers in Human Behavior, 28(4), 1262–1268. https://doi.org/10.1016/j.chb.2012.02.009

Steine, I. M., Harvey, A. G., Krystal, J. H., Milde, A. M., Grønli, J., Bjorvatn, B., Nordhus, I. H., Eid, J., & Pallesen, S. (2012). Sleep disturbances in sexual abuse victims: A systematic review. Sleep Medicine Reviews, 16(1), 15–25. https://doi.org/10.1016/j.smrv.2011.01.006

Westli, H. K., Bergheim, K., & Eid, J. (2012). Lederutvikling i Forsvaret. Magma, 15(1), 69–76. https://doi.org/10.23865/magma.v15.740

Brunborg, G. S., Johnsen, B. H., Mentzoni, R. A., Myrseth, H., Molde, H., Lorvik, I. M., Bu, E. T. H., & Pallesen, S. (2012). Diminished aversive classical conditioning in pathological gamblers. Addiction, 107(9), 1660–1666. https://doi.org/10.1111/j.1360-0443.2012.03891.x

Eid, J., Mearns, K., Larsson, G., Laberg, J. C., & Johnsen, B. H. (2012). Leadership, psychological capital and safety research: Conceptual issues and future research questions. Safety Science, 50(1), 55–61. https://doi.org/10.1016/j.ssci.2011.07.001

Hovland, A., Pallesen, S., Hammar, Å., Hansen, A. L., Thayer, J. F., Tarvainen, M. P., & Nordhus, I. H. (2012). The relationships among heart rate variability, executive functions, and clinical variables in patients with panic disorder. International Journal of Psychophysiology, 86(3), 269–275. https://doi.org/10.1016/j.ijpsycho.2012.10.004

Hystad, S. W., & Bye, H. H. (2012). Dispositional pessimism but not optimism is related to sickness absence caused by musculoskeletal symptoms. Personality and Individual Differences, 52(2), 207–212. https://doi.org/10.1016/j.paid.2011.10.019

Hystad, S. W. (2012). Exploring Gender Equivalence and Bias in a Measure of Psychological Hardiness. International Journal of Psychological Studies, 4(4), p69. https://doi.org/10.5539/ijps.v4n4p69

Johnsen, B. H., Hansen, A. L., Murison, R., Eid, J., & Thayer, J. F. (2012). Heart rate variability and cortisol responses during attentional and working memory tasks in naval cadets. International Maritime Health, 63(4), 181–187.

Johnsen, B. H., Meeùs, P., Meling, J., Rogde, T., Eid, J., Esepevik, R., Olsen, O. K., & Sommerfelt-Pettersen, J. (2012). Cultural differences in emotional intelligence among top officers on board merchant ships. International Maritime Health, 63(2), 90–95.

Larsson, G., & Eid, J. (2012). An idea paper on leadership theory integration. Management Research Review, 35(3/4), 177–191. https://doi.org/10.1108/01409171211210109

Olsen, O. K., Eidhamar, A., Myrseth, H., & Hystad, S. W. (2012). Psychometric Properties of a Four-Component Norwegian Organizational Justice Scale. Psychological Reports, 110(2), 571–588. https://doi.org/10.2466/01.08.14.PR0.110.2.571-588

Sætrevik, B. (2012a). A controlled field study of situation awareness measures and heart rate variability in emergency handling teams. Proceedings of the Human Factors and Ergonomics Society Annual Meeting, 56(1), 2006–2010. https://doi.org/10.1177/1071181312561419

Sætrevik, B. (2012b). Facilitating and inhibiting effects of priming and selection criteria in a sequence of dichotic listening trials. Scandinavian Journal of Psychology, 53(4), 309–315. https://doi.org/10.1111/j.1467-9450.2012.00958.x

Sætrevik, B. (2012c). The right ear advantage revisited: Speech lateralisation in dichotic listening using consonant–vowel and vowel–consonant syllables. Laterality: Asymmetries of Body, Brain and Cognition, 17(1), 119–127. https://doi.org/10.1080/1357650X.2010.551127