Jon Hershfield, MFT, is the director of Sheppard Pratt's Center for OCD and Anxiety in Towson, Maryland. He specializes in the treatment of obsessive-compulsive disorder (OCD) and related diseases with mindfulness and cognitive behavioral therapy (CBT). He is the coauthor of The Mindfulness Workbook for OCD and Daily Mindfulness for OCD, as well as the author of Overcoming Harm OCD, When a Family Member Has OCD, and The OCD Workbook for Teenagers.