The American Psychological Association (APA) is a scientific and professional organization that represents psychology in the United States. With more than 154,000 members, APA is the largest association of psychologists worldwide.
The Association for Behavior Analysis International® (ABAI) is a nonprofit membership organization with the mission to contribute to the well-being of society by developing, enhancing, and supporting the growth and vitality of the science of behavior analysis through research, education, and practice.
The International Association of Applied Psychology is the oldest international association of psychologists. Its official languages are English and French. Founded in 1920, it now has more than 1,500 members from more than 80 countries.
SAMHSA was established in 1992 and directed by Congress to target effectively substance abuse and mental health services to the people most in need and to translate research in these areas more effectively and more rapidly into the general health care system.
The WPA is an association of national psychiatric societies aimed to increase knowledge and skills necessary for work in the field of mental health and the care for the mentally ill.
Complete Guide to Psychology for Students, Educators & Enthusiasts. Find psychology articles, student resources and learn about the theories and perspectives that have shaped the discipline.
AllPsych Academic is the Virtual Psychology Classroom. Check out our AllPsychlopedia, learn the basics of psychology, study personality, or learn how to conduct research in one of our free online texts.
Classics in the History of Psychology is an effort to make the full texts of a large number of historically significant public domain documents from the scholarly literature of psychology and allied disciplines available on the World Wide Web.