American Psychological Association (APA)"The American Psychological Association is the largest scientific and professional organization representing psychology in the United States." (APA website)
Association for Psychological Science (APS)"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." (APS website)
National Institute of Mental Health (NIMH)"The mission of NIMH is to transform the understanding and treatment of mental illnesses through basic and clinical research, paving the way for prevention, recovery, and cure." (NIMH website)