Marla W. Deibler, Psy.D., is a clinical psychologist and expert in anxiety disorders and obsessive-compulsive and related disorders, including OCD, trichotillomania, skin picking disorder, and hoarding disorder. She is the founder and executive director of the Center for Emotional Health of Greater Philadelphia in New Jersey and serves on the Board of Directors of the New Jersey affiliate of the International OCD Foundation. Her blog, Therapy That Works, appears on PsychCentral.com.