Lucia Trimbur is an Associate Professor of Sociology at John Jay College and CUNY's Graduate Center. She completed her doctoral degree in African American studies and sociology at Yale University. Her work focuses on the relationships among embodied practices- both work and play-, perceptions of racial, class, and gender difference, and hierarchies of power. Her first book, Come Out Swinging: The Changing World of Boxing in Gleason's Gym, was published on Princeton University Press in 2013. Her second book, Lights Out: An Ethnography of Concussion looks at how the concept of sport-induced traumatic brain injury is constructed and the social context in which it has emerged. Her work has also been published in academic journals such as the American Studies Journal, Antipode, Contexts, Ethnography, Journal of Sociology and Social Welfare, and Qualitative Sociology as well as popular journals such as The Allrounder and Urban Omnibus.