Philip N. Cohen is a Professor of Sociology at the University of Maryland, College Park. His research and teaching concern the sociology of families, social demography, and social inequality, with a focus on gender, race, and ethnic inequality. He also researches family structure, marriage and divorce, and the way we measure, count and describe people in and around families.

His textbook, The Family: Diversity, Inequality and Social Change, will be published in a new second edition in 2018. He is also the author of the newly published book Enduring Bonds: Inequality, Marriage, Parenting, and Everything Else That Makes Families Great and Terrible. He blogs at www.familyinequality.com. He is on twitter at @familyunequal.