Mark T. Mulder's research focuses on urban congregations and changing racial-ethnic demographics. Mulder is Professor of Sociology at Calvin College and chair of the Department of Sociology and Social Work. He is the author of Shades of White Flight: Evangelical Congregations and Urban Departure (Rutgers University Press, 2015) and co-author of Latino Protestants in America: Diverse and Growing (Rowman & Littlefield, 2017). In addition, Mulder has published numerous peer-reviewed articles in academic journals, including Social Problems and The Journal of Urban History. He has also published pieces for church audiences and won writing awards from the Evangelical Press Association and the Associated Church Press.