David R. Williams, PhD, MPH, professor of sociology at the University of Michigan Institute for Social Research, Ann Arbor, Mich., studied the relationship between socioeconomic status (SES) and health.
Using the Panel Study of Income Dynamics (PSID), an ongoing longitudinal survey of U.S. households begun in 1968 with mortality follow-up through 1992, Williams and his colleagues examined how aspects of SES—such as income, occupation, gender, and race—affect health status and predict mortality.
His research team also analyzed data from the Detroit Area Study (DAS) conducted in 1995 and the Americans' Changing Lives (ACL) longitudinal survey begun in 1986 and repeated in 1989 and 1994.
The project was part of the Robert Wood Johnson Foundation (RWJF) national program Investigator Awards in Health Policy Research.
Key Findings: The research resulted in the publication of a series of articles in which Williams observes:
In an article in the Journal of Health Psychology, Williams and colleagues state that:
In an article in the American Journal of Public Health, Williams and colleagues write that:
In a study published in the Journal of the American Medical Association (JAMA), the researchers found that: