Member Since 2004

Karen Cassiday, PhD, ADAA Past President's areas of interest are anxiety disorders in children and teens, social anxiety disorder, treatment-refractory OCD, and working with children and teens who suffer from both developmental concerns and anxiety disorders. Her research has focused on information processing in posttraumatic stress disorder and cognitive-behavioral treatment of anxiety disorders in children, teens, and adults.

Karen G. Martinez-Gonzalez, MD, MSc is a child and adolescent psychiatrist in San Juan, Puerto Rico.  She is an Associate Professor at the University of Puerto Rico where she directs the Center for the Study and Treatment of Fear and Anxiety and is the Chair of the Department of Psychiatry. She also completed a Post-Doctoral Master’s in Clinical and Translational Research in 2006 and is now the Principal Investigator (R25MD007607) and Director of this program.  Dr.

Member Since 2003

Melanie VanDyke, PhD is a licensed psychologist at the U.S. Department of Veterans Affairs and the Center for OCD & Anxiety-Related Disorders at Saint Louis Behavioral Medicine Institute. Dr. VanDyke specializes in treating anxiety-related disorders such as social anxiety, panic, hoarding, and OCD. She was awarded Missouri Psychological Association’s Psychologist of the Year in 2023 and serves as the Chair of the Evidence-Based Practice Committee. Dr. VanDyke is the Missouri Representative to the American Psychological Association’s Council of Representatives.