UCLA Anxiety and Depression Research Center (ADRC)
http://anxiety.psych.ucla.edu/

UCLA Anxiety Disorders Clinic (ADC) (Semel)
http://www.semel.ucla.edu/adc

ADAA Anxiety and Depression Association of America
http://www.adaa.org/

ABCT (Association for Behavioral and Cognitive Therapies)
http://www.abct.org/home/

Behavior Therapy NY
http://www.behaviortherapyny.com/

Dr. Sarosh Motivala
http://drmotivala.com/