The largest association of psychologists in the world, APA publishes journals in a wide variety of psychological disciplines, provides continuing education for psychologists and sets standards for ethics in the field of psychology.
Part of the US Dept of Health and Human Services National Institutes of Health, this government website provides health information, statistics and funds research.
Maintained by a psychology professor, this award winning site has full-length psychology books, brochures, tip sheets for students and links to scholarly resources in psychology.