Ph.D., Florida State University
Dr. Pettit conducts research on depression, anxiety, and suicidal behaviors in childhood and adolescence. He has a particular interest in the course of depression, anxiety, and suicidal behaviors over time, including interpersonal and cognitive factors that contribute to the onset, maintenance, and recurrence of these behaviors. His research also focuses on the development and evaluation of interventions for these behaviors. Dr. Pettit is the author of two books and more than 100 research articles and book chapters. His research program is funded by the National Institute of Mental Health.
Pettit, J.W., & Joiner, T.E., Jr. (2005). The interpersonal solution to depression: A workbook for changing how you feel by changing how you relate. Oakland, CA: New Harbinger Publications.
Pettit, J.W., & Joiner, T.E., Jr. (2006). Chronic depression: Interpersonal sources, therapeutic solutions. Washington, DC: American Psychological Association.
Pettit, J.W., Olino, T.M., Roberts, R.E., Seeley, J.R., & Lewinsohn, P.M. (2008). Intergenerational transmission of internalizing problems: Effects of parental and grandparental major depressive disorder on child behavior. Journal of Clinical Child & Adolescent Psychology, 37(3), 640-650.
Pettit, J.W., Lewinsohn, P.M., Roberts, R.E., Seeley, J.R., & Montieth, L.L. (2009). The long-term course of depression: Development of an empirical index and identification of early adult outcomes. Psychological Medicine, 39(3), 403-412.
Grover, K.E., Green, K.L., Pettit, J.W., Garza, M.J., Monteith, L.L., & Venta, A. (2009). Problem-solving moderates the effects of life event and chronic stress on suicidal behaviors in adolescence. Journal of Clinical Psychology, 65(12), 1281-1290.
Pettit, J.W., Lewinsohn, P.M., Seeley, J.R., Roberts, R.E., & Yaroslavsky, I. (2010). Developmental relations between depressive symptoms, minor hassles, and major events from adolescence through age 30 years. Journal of Abnormal Psychology, 119(4), 811-824.
Bagner, D., Pettit, J.W., Lewinsohn, P.M., & Seeley, J.R. (2010). Effect of maternal depression on child behavior: A sensitive period? Journal of the American Academy of Child and Adolescent Psychiatry, 49(7), 699-707.
Hill, R.M., Castellanos, D., & Pettit, J.W. (2011). Suicide-related behaviors and anxiety in children and adolescents: A review. Clinical Psychology Review, 31, 1133-1144.
Mathew, A.R., Pettit, J.W., Lewinsohn, P.M., Seeley, J.R., & Roberts, R.E. (2011). Comorbidity between major depressive disorder and anxiety disorders: Shared etiology or direct causation? Psychological Medicine, 41(10), 2023-2034.
Pettit, J.W., Green, K.L., Grover, K.E., Schatte, D.J., & Morgan, S.T. (2011). Domains of chronic stress and suicidal behaviors among inpatient adolescents. Journal of Clinical Child and Adolescent Psychology, 40(3), 494-499.
Bagner, D.M., Pettit, J.W., Lewinsohn, P.M., Seeley, J.R., & Jaccard, J. (2013). Disentangling the temporal relationship between parental depressive symptoms and early child behavior problems: A transactional model. Journal of Clinical Child and Adolescent Psychology, 42, 78-90.
Pettit, J.W., Hartley, C., Lewinsohn, P.M., Seeley, J.R, & Klein, D.N. (2013). Is liability to recurrent major depressive disorder present before first episode onset in adolescence or acquired after the initial episode? Journal of Abnormal Psychology, 122, 353-358.
Bechor, M., Pettit, J.W., Silverman, W.K., Bar-Haim, Y., Abend, R., Pine, D.S., Vasey, M., & Jaccard, J. (2014). Attention bias modification treatment for children with anxiety disorders who do not respond to cognitive behavioral therapy: A case series. Journal of Anxiety Disorders, 28, 154-159.