Ken Plummer is Emeritus Professor of Sociology at the University of Essex, UK, and is internationally known for his research on narrative, sexualities, citizenship, Lesbian and Gay Studies, and humanism. He is author of some 150 articles and 15 books, including the bestselling Sociology: A Global Introduction (with John Macionis, fifth edition, 2012). His most recent books include Cosmopolitan Sexualities (2015), Narrative Power (2019), and Critical Humanism (2021).