Anxiety Disorder Association of America (ADAA):

The mission of the ADAA is to promote the prevention and cure of anxiety disorders and works to improve the lives of all people who suffer from them. The association is made up of professionals who conduct research and treat anxiety disorders and individuals who have a personal or general interest in learning more about such disorders.

This website covers the following Anxiety Disorders: Social Phobia, Social Anxiety Disorder, Generalized Anxiety Disorder (GAD), Specific Phobias, Obsessive-Compulsive Disorder (OCD), Post-Traumatic Stress Disorder (PTSD), Panic Disorder and Agoraphobia.  Further topics include Medication, Anxiety Disorders in Children and Adolescents, Helping a Family Member with Anxiety Disorders, and A Journey to Recovery from Anxiety Disorders.

The strengths of this website includes an excellent list of books and tapes about anxiety disorders, Continuous Medical Education (CME) credits online, an anxiety disorder message board, and a list of ADAA conferences and events.