The Division of Behavioral and Social Research (BSR) at the National Institute on Aging (NIA), National Institutes of Health (NIH), is the leading U.S. funder of social, behavioral, psychological, and economic research on the processes of aging at the individual and population level. A cornerstone of our investments is the Health and Retirement Study (HRS), a longitudinal study launched by NIA in 1992 with support from the Social Security Administration.