Psychology Research Guide

APA is the leading scientific and professional organization representing psychology in the United States.

The Population Reference Bureau (PRB) is a private, nonprofit organization focused on conducting and using demographic data analysis to inform the public about the population, health, and the environment and to engage researchers, policy makers, and advocates with evidence on these issues.

The National Institute of Mental Health is part of NIH, a component of the U.S. Department of Health and Human Services.