Her research focuses on understanding and treatment of body dysmorphic disorder and social anxiety disorder. Recently, she investigated face perception in body dysmorphic disorder. Currently, she conducts a randomized controlled trial on cognitive therapy for patients with body dysmorphic disorder. Dr. Ritter published several peer-reviewed articles on basic research and treatment of social anxiety and body dysmorphic disorder, book chapters, and a self-help book for patients with body dysmorphic disorder. A manual on cognitive-and emotion-focused therapy of body dysmorphic disorder is in preparation.