Dr. Hirshfeld-Becker is Co-Director of the Child Cognitive Behavioral Therapy Program at the Massachusetts General Hospital and Associate Professor of Psychology in the Department of Psychiatry at the Harvard Medical School. She did her undergraduate work at Harvard University and earned her doctorate in clinical psychology from Boston University. Her postdoctoral clinical and research training were completed at the Massachusetts General Hospital.

Dr. Hirshfeld-Becker conducts cognitive-behavioral therapy for anxiety and mood disorders with children, adolescents, and young adults. She has particular expertise with treating anxiety in young children. She does research on risk factors for anxiety disorders and for other psychiatric disorders. She has been funded by the National Institutes of Mental Health to conduct longitudinal studies of children at risk for ADHD, major depression and bipolar disorder, as well as to develop and test an early cognitive-behavioral intervention for young (4-7-year-old) children at risk for anxiety disorders.  She is currently working on piloting this intervention with young children with anxiety plus autism spectrum disorders.