Segerstrom, S. ., & Sephton, S. . (2010). Optimistic expectancies and cell-mediated immunity: the role of positive affect. Psychological Science, 21(3), 448-55. https://doi.org/10.1177/0956797610362061

Dedert, E. ., Lush, E. ., Chagpar, A. ., Dhabhar, F. ., Segerstrom, S. ., Spiegel, D. ., … Sephton, S. . (2012). Stress, coping, and circadian disruption among women awaiting breast cancer surgery. Annals of Behavioral Medicine : A Publication of the Society of Behavioral Medicine, 44(1), 10-20. https://doi.org/10.1007/s12160-012-9352-y

Out, D. ., Granger, D. ., Sephton, S. ., & Segerstrom, S. . (2013). Disentangling sources of individual differences in diurnal salivary α-amylase: reliability, stability and sensitivity to context. Psychoneuroendocrinology, 38(3), 367-75. https://doi.org/10.1016/j.psyneuen.2012.06.013

Nes, L. ., Segerstrom, S. ., & Sephton, S. . (2005). Engagement and arousal: optimism’s effects during a brief stressor. Personality & Social Psychology Bulletin, 31(1), 111-20. https://doi.org/10.1177/0146167204271319

Segerstrom, S. ., Boggero, I. ., Smith, G. ., & Sephton, S. . (2014). Variability and reliability of diurnal cortisol in younger and older adults: implications for design decisions. Psychoneuroendocrinology, 49, 299-309. https://doi.org/10.1016/j.psyneuen.2014.07.022

Segerstrom, S. ., Geiger, P. ., Boggero, I. ., Schmitt, F. ., & Sephton, S. . (1969). Endogenous Cortisol Exposure and Declarative Verbal Memory: A Longitudinal Study of Healthy Older Adults. Psychosomatic Medicine, 78(2), 182-91. https://doi.org/10.1097/PSY.0000000000000249 (Original work published 1969)

Segerstrom, S. ., Sephton, S. ., & Westgate, P. . (2017). Intraindividual variability in cortisol: Approaches, illustrations, and recommendations. Psychoneuroendocrinology, 78, 114-124. https://doi.org/10.1016/j.psyneuen.2017.01.026