American Psychological Association

The American Psychological Association (APA), in Washington, D.C., is the largest scientific and professional organization representing psychology in the United States. APA’s membership includes over 133,000 researchers, educators, clinicians, consultants and students. Through its divisions in 54 subfields of psychology and affiliations with 60 state, territorial and Canadian provincial associations, APA works to advance the creation, communication and application of psychological knowledge to benefit society and improve people’s lives.