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  • E-mailSigurd.Hystad@uib.no
  • Phone+47 55 58 32 89
  • Visitor Address
    Christiesgt. 12
    Room 
    411
  • Postal Address
    Postboks 7807
    5020 BERGEN
  • Transportation safety
  • Safety culture
  • Resilience/psycholgical hardiness
  • Research methods and statistics
Journal articles
  • Holm, Silje Elisabeth Hasmo; Hansen, Bjarne; Kvale, Gerd; Eilertsen, Thomas; Johnsen, Bjørn Helge; Hystad, Sigurd William; Solem, Stian. 2019. Dispositional resilience in treatment‐seeking patients with obsessive‐compulsive disorder and its association with treatment outcome. Scandinavian Journal of Psychology. 60: 243-251. doi: 10.1111/sjop.12531
  • Sandvik, Asle Makoto; Gjevestad, Espen Svendsen; Aabrekk, Einar; Øhman, Peter; Kjendlie, Per-Ludvik; Hystad, Sigurd William; Bartone, Paul T; Hansen, Anita Lill; Johnsen, Bjørn Helge. 2019. 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. 14 pages. doi: 10.1007/s11896-019-09323-8
  • Myrseth, Helga; Hystad, Sigurd William; Säfvenbom, Reidar; Olsen, Olav Kjellevold. 2018. Perception of specific military skills – the impact of perfectionism and self-efficacy. Journal of Military Studies. 15 pages. doi: 10.2478/jms-2018-0002
  • Olsen, Olav Kjellevold; Harris, Anette; Hystad, Sigurd William. 2018. God under press. En operasjonalisering av moralsk robusthet i krevende operative Situasjoner. Necesse. 3: 72-82. doi: 10.21339/2464-353x.3.1.72
  • Thomassen, Ådne Gabriel; Hystad, Sigurd William; Johnsen, Bjørn Helge; Johnsen, Grethe; Bartone, Paul T. 2018. The effect of hardiness on PTSD symptoms: A prospective mediational approach. Military Psychology. 30: 142-151. doi: 10.1080/08995605.2018.1425065
  • Bartone, Paul T.; Johnsen, Bjørn Helge; Eid, Jarle; Hystad, Sigurd William; Laberg, Jon Christian. 2017. Hardiness, avoidance coping and risky drinking in stress-exposed military personell: A mediation study. Stress and Health. 33: 498-507. doi: 10.1002/smi.2734
  • Bergheim, Kjersti; Eid, Jarle; Hystad, Sigurd William; Nielsen, Morten Birkeland. 2017. Does psychological capital moderate the relationship between worries about accidents and sleepiness? International Maritime Health. 68: 245-251. doi: 10.5603/IMH.2017.0043
  • Danielsen, Yngvild Sørebø; Dittmann, Solveig; Rødø, Veronica; Hystad, Sigurd William; Skjåkødegård, Hanna Flækøy; Skodvin, Vilde Abel; Juliusson, Petur Benedikt. 2017. Disordered Eating in Children and Adolescents with Severe Obesity: Pre-post Changes During Family-Based Behavioural Treatment for Obesity. Acta Paediatrica. 106: 34-40. doi: 10.111/apa.14045
  • Danielsen, Yngvild Sørebø; Jomark, Martine; Guntveit, Marit; Hystad, Sigurd William; Skjåkødegård, Hanna Flækøy; Skodvin, Vilde Abel; Juliusson, Petur Benedikt. 2017. Family-based behavioural treatment for childhood and adolescent obesity: Are parenting practices and parental cohabitation associated with pre-post changes in BMI Standard Deviation Score (BMI-SDS) during treatment? Acta Paediatrica. 106: 19-33.
  • Herrebrøden, Henrik; Sæbø, Espen Sand; Hystad, Sigurd William. 2017. Are Auditory Distractions Disturbing and Detrimental to the Performance of Expert Golfers? A Field Experiment. Journal of Applied Sport Psychology. 29: 323-336. doi: 10.1080/10413200.2017.1286696
  • Hystad, Sigurd William; Nielsen, Morten Birkeland; Eid, Jarle. 2017. The impact of sleep quality, fatigue and safety climate on the perceptions of accident risk among seafarers [L'impact de la qualite du sommeil, de la fatigue et du climat de securite sur la perception des risques d'accidents chez les marins]. Revue européenne de psychologue appliquée. 67: 259-267. doi: 10.1016/j.erap.2017.08.003
  • Johnsen, Bjørn Helge; Espevik, Roar; Saus-Rose, Evelyn; Sanden, Sverre; Olsen, Olav Kjellevold; Hystad, Sigurd William. 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: 331-339. doi: 10.1007/s11896-017-9225-1
  • Nordmo, Morten; Hystad, Sigurd William; Sanden, Sverre; Johnsen, Bjørn Helge. 2017. The effect of hardiness on symptoms of insomnia during a naval mission. International Maritime Health. 68: 147-152. doi: 10.5603/IMH.2017.0026
  • Sandhåland, Hilde; Oltedal, Helle Asgjerd; Hystad, Sigurd William; Eid, Jarle. 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. doi: 10.1016/j.ssci.2016.12.004
  • Sætrevik, Bjørn; Hystad, Sigurd William. 2017. Situation awareness as a determinant for unsafe actions and subjective risk assessment on offshore attendant vessels. Safety Science. 93: 214-221. doi: 10.1016/j.ssci.2016.12.012
  • Wågø, Sunniva Skagen; Byrkjedal, Ida Kristiansen; Sinnes, Hanna Marie; Hystad, Sigurd William; Dyregrov, Kari. 2017. Social support and complicated grief : a longitudinal study on bereaved parents after the Utøya terror attack in Norway. Scandinavian Psychologist. 4. doi: 10.15714/scandpsychol.4.e10
  • Hystad, Sigurd William; Eid, Jarle. 2016. Sleep and fatigue among seafarers: the role of environmental stressors, duration at sea and Psychological Capital. SH@W Safety and Health at Work. 7: 363-371. doi: 10.1016/j.shaw.2016.05.006
  • Hystad, Sigurd William; Olaniyan, Oyeniyi Samuel; Eid, Jarle. 2016. Safe travel: Passenger assessment of trust and safety during seafaring. Transportation Research Part F: Traffic Psychology and Behaviour. 38: 29-36. doi: 10.1016/j.trf.2016.01.004
  • Olaniyan, Oyeniyi Samuel; Hystad, Sigurd William. 2016. Employees’ psychological capital, job satisfaction, insecurity, and intentions to quit: The direct and indirect effects of authentic leadership [Capital psicológico, satisfacción laboral, inseguridad e intención de abandono de los trabajadores: efectos directos e indirectos del liderazgo auténtico]. Journal of Work and Organizational Psychology. 32: 163-171. doi: 10.1016/j.rpto.2016.09.003
  • Bartone, Paul T.; Eid, Jarle; Hystad, Sigurd William; Jocoy, Kathleen; Laberg, Jon Christian; Johnsen, Bjørn Helge. 2015. Psychological Hardiness and Avoidance Coping Are Related to Risky Alcohol Use in Returning Combat Veterans. Military Behavioral Health. 3: 274-282. doi: 10.1080/21635781.2015.1085931
  • Bye, Hege Høivik; Hystad, Sigurd William. 2015. Misvisende om kjønn og publikasjonspoeng. På Høyden ( UiBs nettavis). Published 2015-08-24.
  • Hystad, Sigurd William; Olsen, Olav Kjellevold; Espevik, Roar; Säfvenbom, Reidar. 2015. On the stability of psychological hardiness: A three-year longitudinal study. Military Psychology. 27: 155-168. doi: 10.1037/mil0000069
  • Lingaas Holmen, Ingebjørg; Nordlie Myren, Anne Marte; Hystad, Sigurd William; Juliusson, Petur Benedikt; Danielsen, Yngvild Sørebø. 2015. Mental health problems as predictors of weight change from adolescence to young adulthood, 11 years follow-up. The HUNT-study Norway. Acta Paediatrica. 104: 10-10. doi: 10.1111/apa.13158/epdf
  • Nielsen, Morten Birkeland; Hystad, Sigurd William; Eid, Jarle. 2015. The Brief Norwegian Safety Climate Inventory (Brief NORSCI) - Psychometric properties and relationships with shift work, sleep, and health. Safety Science. 83: 23-30. doi: 10.1016/j.ssci.2015.11.004
  • Sandhåland, Hilde; Oltedal, Helle Asgjerd; Hystad, Sigurd William; Eid, Jarle. 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: 273-294. doi: 10.1111/joop.12111
  • Sandvik, Asle Makoto; Hansen, Anita Lill; Hystad, Sigurd William; Johnsen, Bjørn Helge; Bartone, Paul 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. doi: 10.1016/j.paid.2014.08.009
  • Thomassen, Ådne Gabriel; Hystad, Sigurd William; Johnsen, Bjørn Helge; Johnsen, Grethe; Laberg, Jon Christian; Eid, Jarle. 2015. The combined influence of hardiness and cohesion on mental health in a military peacekeeping mission: A prospective study. Scandinavian Journal of Psychology. 56: 560-566. doi: 10.1111/sjop.12235
  • Borgersen, Hanne Cecilie; Hystad, Sigurd William; Larsson, Ulf Gerry; Eid, Jarle. 2014. Authentic Leadership and Safety Climate Among Seafarers. Journal of Leadership and Organizational Studies. 21: 394-402. doi: 10.1177/1548051813499612
  • Hoff, Helge Andreas; Rypdal, Knut; Hystad, Sigurd William; Hart, Stephen D.; Mykletun, Arnstein; Kreis, Mette K. F.; Cooke, David J. 2014. Cross-language consistency of the comprehensive assessment of psychopathic personality (CAPP) model. Personality Disorders: Theory, Research, and Treatment. 5: 356-368. doi: 10.1037/per0000069
  • Hystad, Sigurd William; Bartone, Paul T.; Eid, Jarle. 2014. Positive organizational behavior and safety in the offshore oil industry: Exploring the determinants of positive safety climate. Journal of Positive Psychology. 9: 42-53. doi: 10.1080/17439760.2013.831467
  • Hystad, Sigurd William; Mearns, Kathryn; Eid, Jarle. 2014. Moral disengagement as a mechanism between perceptions of organisational injustice and deviant work behaviours. Safety Science. 68: 138-145. doi: 10.1016/j.ssci.2014.03.012
  • Bergheim, Kjersti; Eid, Jarle; Hystad, Sigurd William; Nielsen, Morten Birkeland; Mearns, Kathryn; Larsson, Ulf Gerry; Luthans, Brett. 2013. The Role of Psychological Capital in Perception of Safety Climate Among Air Traffic Controllers. Journal of Leadership and Organizational Studies. 20: 232-241. doi: 10.1177/1548051813475483
  • Hystad, Sigurd William; Bye, Hege Høivik. 2013. Safety behaviours at sea: The role of personal values and personality hardiness. Safety Science. 57: 19-26. doi: 10.1016/j.ssci.2013.01.018
  • Hystad, Sigurd William; Saus-Rose, Evelyn; Sætrevik, Bjørn; Eid, Jarle. 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: 72-79.
  • Johnsen, Bjørn Helge; Bartone, Paul T; Sandvik, Asle Makoto; Morken, Arne Magnus; Hystad, Sigurd William; Stornæs, Annett V.; Gjeldnes, Rune. 2013. Psychological hardiness predicts success in a Norwegian armed forces border patrol selection course. International Journal of Selection and Assessment. 21: 368-375. doi: 10.1111/ijsa.12046
  • Johnsen, Bjørn Helge; Hystad, Sigurd William; Bartone, Paul; Laberg, Jon Christian; Eid, Jarle. 2013. Hardiness Profiles: Defining Clusters of the Dispositional Resilience Scale and their Relation to Soldiers’ Health. Military Behavioral Health. 2: 123-128. doi: 10.1080/21635781.2013.867789
  • Nielsen, Morten Birkeland; Eid, Jarle; Hystad, Sigurd William; Sætrevik, Bjørn; Saus-Rose, Evelyn. 2013. A brief safety climate inventory for petro-maritime organizations. Safety Science. 58: 81-88. doi: 10.1016/j.ssci.2013.04.002
  • Sandvik, Asle Makoto; Bartone, Paul T.; Hystad, Sigurd William; Phillips, Terry M.; Thayer, Julian Francis; Johnsen, Bjørn Helge. 2013. Psychological hardiness predicts neuroimmunological responses to stress. Psychology, Health & Medicine. 18: 705-713. doi: 10.1080/13548506.2013.772304
  • Bartone, Paul T; Hystad, Sigurd William; Eid, Jarle; Brevik, John Ivar. 2012. Psychological hardiness and coping style as risk/resilience factors for alcohol abuse. Military medicine. 177: 517-524.
  • Hystad, Sigurd William. 2012. Exploring gender equivalence and bias in a measure of psychological hardiness. International Journal of Psychological Studies. 4: 69-79. doi: 10.5539/ijps.v4n4p69
  • Hystad, Sigurd William; Bye, Hege Høivik. 2012. Dispositional pessimism but not optimism is related to sickness absence caused by musculoskeletal symptoms. Personality and Individual Differences. 52: 207-212. doi: 10.1016/j.paid.2011.10.019
  • Olsen, Olav Kjellevold; Larsson, Ulf Gerry; Eid, Jarle; Borgersen, Hanne Cecilie; Hystad, Sigurd William. 2012. Authentic leadership and safety climate in shipping. International Journal of Psychology. 47: 541-541. doi: 10.1080/00207594.2012.709112
  • Olsen, Olav Kjellevold; Myrseth, Helga; Eidhamar, Are; Hystad, Sigurd William. 2012. Psychometric properties of a four-component Norwegian organizational justice scale. Psychological Reports. 110: 571-588. doi: 10.2466/01.08.14.PR0.110.2.571-588
  • Hystad, Sigurd William; Eid, Jarle; Brevik, John Ivar. 2011. Effects of psychological hardiness, job demands, and job control on sickness absence: a prospective study. Journal of Occupational Health Psychology. 16: 265-278. doi: 10.1037/a0022904
  • Hystad, Sigurd William; Eid, Jarle; Laberg, Jon Christian; Bartone, Paul T. 2011. Psychological hardiness predicts admission into Norwegian military officer schools. Military Psychology. 23: 381-389. doi: 10.1080/08995605.2011.589333
  • Hystad, Sigurd William; Eid, Jarle; Hansen, Anita Lill; Tapia, Martha; Matthews, Michael D. 2010. An exploratory study of differences in emotional intelligence in U.S. and Norwegian undergraduate students. Psychological Reports. 107: 891-898. doi: 10.2466/04.09.17.PR0.107.6.891-898
  • Hystad, Sigurd William; Eid, Jarle; Johnsen, Bjørn Helge; Laberg, Jon Christian; Bartone, Paul T. 2010. Psychometric properties of the revised Norwegian dispositional resilience (hardiness) scale. Scandinavian Journal of Psychology. 51: 237-245. doi: 10.1111/j.1467-9450.2009.00759.x
  • Molde, Helge; Hystad, Sigurd William; Myrseth, Helga; Pallesen, Ståle; Lund, Ingeborg. 2010. Evaluating lifetime NODS using Rasch modelling. International Gambling Studies. 10: 189-202. Published 2010-08-11. doi: 10.1080/14459795.2010.502182
  • Sandvik, Asle Makoto; Gjeldnes, Rune; Hystad, Sigurd William; Bartone, Paul T; Eid, Jarle; Laberg, Jon Christian; Rones, Nina; Johnsen, Bjørn Helge. 2010. Psykologisk hardførhet predikerer soldaters motivasjonsutvikling under en 200 km lang skimarsj. Tidsskrift for Norsk Psykologforening. 47: 511-513.
  • Hystad, Sigurd William; Eid, Jarle; Bjørn Helge, Johnsen; Laberg, Jon Christian; Bartone, Paul T. 2009. Psykologisk hardførhet: En revidert versjon av den norske "Hardiness"-skalaen. Tidsskrift for Norsk Psykologforening. 46: 857-859.
  • Hystad, Sigurd William; Eid, Jarle; Laberg, Jon Christian; Johnsen, Bjørn Helge; Bartone, Paul T. 2009. Academic Stress and Health: Exploring the Moderating Role of Personality Hardiness. Scandinavian Journal of Educational Research. 53: 421-429. doi: 10.1080/00313830903180349
  • Molde, Helge; Pallesen, Ståle; Bartone, Paul T; Hystad, Sigurd William; Johnsen, Bjørn Helge. 2009. Prevalence and correlates of gambling among 16 to 19-year old adolescents in Norway. Scandinavian Journal of Psychology. 50: 55-64. doi: 10.1111/j.1467-9450.2008.00667.x
  • Hystad, Sigurd William; Eid, Jarle; Brevik, John Ivar; Johnsen, Bjørn Helge; Laberg, Jon Christian; Bartone, Paul T. 2008. Measurement equivalence in Norwegian and American hardiness scales. International Journal of Psychology. 43: 316-316.
Reports and theses
  • Hystad, Sigurd William. 2011. Measuring Psychological Resiliency: Validation of an Adapted Norwegian Hardiness Scale. University of Bergen.
Book sections
  • Bartone, Paul T; Eid, Jarle; Hystad, Sigurd William. 2016. Training hardiness for stress resilience. 11, pages 231-248. In:
    • Maheshwari, N; Kumar, V.V. 2016. Military psychology: Concepts, trends and interventions. SAGE Publications India. 372 pages. ISBN: 9789351506300.
  • Johnsen, Bjørn Helge; Bartone, Paul T.; Hystad, Sigurd William. 2015. Personlighetspsykologi og operativ psykologi: Hardførhet som en relevant personlighetsdimensjon. 14, pages 337-357. In:
    • Kennair, Leif Edward Ottesen; Hagen, Roger. 2015. Personlighetspsykologi. Fagbokforlaget. 386 pages. ISBN: 978-82-450-1715-1.
  • Bartone, Paul T; Hystad, Sigurd William. 2010. Increasing mental hardiness for stress resilience in operational settings. 13, pages 257-272. In:
    • Bartone, Paul T; Eid, Jarle; Johnsen, Bjørn Helge; Violanti, John; Laberg, Jon Christian. 2010. Enhancing Human Performance in Security Operations: International and Law Enforcement Perspectives. 486 pages. ISBN: 978-0-398-07952-9.

More information in national current research information system (CRIStin)