APA is the leading scientific and professional organization representing psychology in the United States, with more than 117,500 researchers, educators, clinicians, consultants and students as its members.
APA has more than 37,000 members involved in psychiatric practice, research, and academia representing the diversity of the patients for whom they care.
The Association for Psychological Science (previously the American Psychological Society) is a nonprofit organization dedicated to the advancement of scientific psychology and its representation at the national and international level.