Jon Hershfield, MFT, is director of The Center for OCD and Anxiety at Sheppard Pratt in Towson, MD. He specializes in the use of mindfulness and cognitive behavioral therapy (CBT) for obsessive-compulsive disorder (OCD) and related disorders. He is author of Overcoming Harm OCD, When a Family Member Has OCD, and The OCD Workbook for Teens; and coauthor of The Mindfulness Workbook for OCD and Everyday Mindfulness for OCD.Tom Corboy, MFT, is executive director of the OCD Center of Los Angeles, which he founded in 1999. He is a licensed psychotherapist specializing in MBCBT for the treatment of OCD and related anxiety-based conditions. In addition to his work with individual clients, he has trained and mentored many postgraduate interns, has presented at numerous conferences held by the International OCD Foundation (IOCDF), and has facilitated weekly therapy groups for adults with OCD since 1997. You can find out more about him at www.ocdla.com.Sally M. Winston, PsyD, is founder and executive director of the Anxiety and Stress Disorders Institute in Baltimore, MD. She is a founding clinical fellow of the Anxiety and Depression Association of America (ADAA), winner of the inaugural ADAA Jerilyn Ross Award, and was previously awarded the Association for Behavioral and Cognitive Therapies (ABCT) book award. She has over forty years of clinical practice and training specializing in anxiety disorders and obsessive-compulsive disorder (OCD). She is coauthor, with Martin Seif, of What Every Therapist Needs to Know About Anxiety Disorders, Overcoming Unwanted Intrusive Thoughts, and Needing to Know for Sure.Martin N. Seif, PhD, is cofounder of the ADAA, and was a member of its board of directors for fourteen years. Seif was associate director of The Anxiety and Phobia Treatment Center at White Plains Hospital, a faculty member of New York-Presbyterian Hospital, and is board certified in cognitive behavioral therapy (CBT) from the American Board of Professional Psychology. He w