Dr. David R. Williams is internationally recognized as a leading social scientist, enhancing the understanding of the complex ways in which race, racial discrimination, socioeconomic status and religious involvement can affect physical and mental health. The Everyday Discrimination scale that he developed is currently one of the most widely used measures. He is the author of more than 300 scholarly papers in scientific journals and edited collections and has played a visible, national leadership role in raising awareness levels of the problem of health disparities.