This report is a collaborative effort based on the input and analysis of the individuals listed below. In addition, Pew Research Center received invaluable advice on the development of the questionnaire from Jennifer Richeson, professor of psychology at Yale University, and Christopher Whitt, associate professor of political science and Africana studies at Augustana College. We also benefited from conversations with Donald Kinder, professor of political science and psychology at the University of Michigan, and Kris Marsh, associate professor of sociology at the University of Maryland.

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