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 125 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., 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.
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.
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.
Hill, R.M., Yaroslavsky, I., & Pettit, J.W. (2015). Enhancing depression screening to identify college students at risk for persistent depressive symptoms. Journal of Affective Disorders, 174, 1-6.
Pettit, J.W., Silverman, W.K., Rey, Y., Marin, C., & Jaccard, J. (2016). Moving to second stage treatments faster: Identifying midtreatment tailoring variables for youth with anxiety disorders. Journal of Clinical Child and Adolescent Psychology, 45(4), 457-468.
Pettit, J.W., Rey, Y., Bechor, M., Melendez, R., Vaclavik, D., Buitron, V., Bar-Haim, Y., Pine, D.S., & Silverman, W.K. (2017). Can less be more? Open trial of a stepped care approach for child and adolescent anxiety disorders. Journal of Anxiety Disorders, 51, 7-13.
Vaclavik, D., Buitron, V., Rey, Y., Marin, C., Silverman, W.K., & Pettit, J.W. (2017). Parental acculturation level moderates outcome in peer-involved and parent-involved CBT for anxiety disorders in Latino youth. Journal of Latino/a Psychology, 5(4), 261-274.
Hartley, C., Pettit, J.W., & Castellanos, D. (2018). Reactive aggression and suicide-related behaviors in children and adolescents: A review and preliminary meta-analysis. Suicide and Life-Threatening Behavior, 48, 38-51.