- Ph.D., Clinical Psychology Florida State University, Tallahassee, FL
- M.A., Clinical Psychology Florida State University, Tallahassee, FL
- B.A., Psychology Lipscomb University, Nashville, TN
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, 640-650.
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, 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, 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, 2023-2034.
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.
Hill, R.M., Pettit, J.W., Lewinsohn, P.M., Seeley, J.R., & Klein, D.N. (2014). Escalation to major depressive disorder among adolescents with subthreshold depressive symptoms: Evidence of distinct subgroups at risk. Journal of Affective Disorders, 158, 133-138.
Meinzer, M.C., Pettit, J.W., & Viswesvaran, C. (2014). The co-occurrence of Attention Deficit Hyperactivity Disorder and unipolar depression in children and adolescents: A meta-analytic review. Clinical Psychology Review, 34, 595-607.
Buitron, V., Hill, R.M., Pettit, J.W., Green, K.L., Hatkevich, C., & Sharp, C. (2016). Interpersonal stress and suicidal ideation in adolescence: Direct associations and an indirect association through perceived burdensomeness toward others. Journal of Affective Disorders, 190, 143-149.\
Pettit, J.W., Silverman, W.K., Rey, Y., Marin, C., & Jaccard, J. (in press). Moving to second stage treatments faster: Identifying midtreatment tailoring variables for youth with anxiety disorders. Journal of Clinical Child and Adolescent Psychology.
- Internalizing Disorders
- Psychological Clinical Science II
- Abnormal Psychology (undergraduate)