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Center for Traumatic Stress in Children and Adolescents

Our Team

Our Doctors

Judith A. Cohen, MD

Judith Cohen, MDDr. Cohen is a board-certified child and adolescent psychiatrist, Professor of Psychiatry at the Temple University School of Medicine, and Medical Director of the Center for Traumatic Stress in Children and Adolescents, Allegheny General Hospital. Co-developer of Trauma-Focused Cognitive Behavioral Therapy with Dr. Mannarino and Dr. Esther Deblinger of New Jersey CARES Center, Dr. Cohen has trained throughout the U.S. and internationally on the TF-CBT model and is the author of two TF-CBT treatment books and two sets of treatment guidelines for the assessment and treatment of pediatric PTSD.  She has written and lectured extensively on the evaluation and treatment of children exposed to traumatic events. She has conducted more than a dozen federally funded research projects with regard to symptomology and treatment of traumatized children.  She is a consultant to Sesame Workshop and to the Tragedy Assistance Program for Survivors.

Anthony P. Mannarino, PhD

Anthony Mannarino, PhDDr. Mannarino is Professor of Psychiatry at the Temple University School of Medicine, Director of the Center for Traumatic Stress in Children and Adolescents and Vice Chairman, Department of Psychiatry, Allegheny General Hospital.  Co-developer of Trauma-Focused Cognitive Behavioral Therapy with Dr. Cohen and Dr. Deblinger, with them he is the author of the best-selling books Treating Trauma and Traumatic Grief in Children and Adolescents, that describes the TF-CBT model, and the recently published Trauma-Focused CBT for Children and Adolescents: Treatment Applications, both published by Guilford Press. He has been providing clinical services to traumatized children and their families for over 20 years and has been the principal investigator on many federal grants examining the impact and treatment of child sexual abuse. Over the course of his career, he has been extensively involved in the teaching of psychology interns, psychiatry residents, and child and adolescent psychiatry fellows with respect to the impact and treatment of child abuse and related ethical and legal issues.

Center Staff

Intake Coordinator

Faith O'Shea, B.S.

Faith has an extensive background in child welfare.  She has worked with adolescents in residential treatment and supervised an area foster care program.  She is the Intake Coordinator for the center, screening initial referrals and establishing priority based on clinical need when scheduling.  She is also responsible for strengthening and/or developing relations with referral sources, both internally and externally.  In this role, Faith also provides community outreach aspects of the program.


Alvaro Barriga, Ph.D.

Dr. Alvaro Q. Barriga received his Ph.D. in Developmental Psychology from the Ohio State University in 1996. After graduation, he moved to Pittsburgh where he completed his post-doctoral training at Auberle and began his academic career at Seton Hill University. Dr. Barriga has published extensively in the fields of assessment and the thinking styles that underlie aggressive vs. depressive behaviors. He has been a licensed psychologist in Pennsylvania for more than 13 years and has conducted individual, couples, family, and multi-family therapies with children, adolescents, adults, and older people across a variety of outpatient, inpatient, and residential settings. Dr. Barriga regularly provides invited workshops on topics related to mental health and consultation services to educational, legal, and mental health agencies.

Krista Elston, L.C.S.W.

Krista is a licensed clinical social worker and psychiatric clinician for the Center for Traumatic Stress. She is versed in conducting extensive initial evaluations and providing trauma-focused cognitive behavioral therapy to children and adolescents who have experienced a traumatic event. She is also involved in community outreach activities. With seven years experience, Krista also has a strong background in structural family therapy.

Lori Malazich, L.S.W.

Lori is a licensed clinical social worker with the Center for Traumatic Stress. She has extensive experience in the field of child welfare. Lori has worked in the foster care system and has supervised an independent living program and the investigational unit of a child protection agency in a western Pennsylvania county. She has been providing trauma-focused therapy at the center for 8 years.

Research Coordinator

Suzanne Kodya, M.A.

Suzanne is the research coordinator for the Center for Traumatic Stress. She has her Master’s Degree in Clinical Psychology with an emphasis in Neuropsychology. Along with teaching and conducting research in the university setting, Suzanne’s background includes providing inpatient/outpatient individual and group psychotherapy as well as performing psychiatric evaluations in emergency departments.

Administrative Support

Ann Marie Kotlik

Ms. Kotlik is the Center's executive assistant. She has been employed in this capacity for over 20 years.

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