David Grazian is?Professor of Sociology and Communication and Faculty Director of the Urban Studies Program?at the University of Pennsylvania, where he teaches courses on popular culture and mass media, urban sociology, and ethnographic methods. In his research, he employs a variety of ethnographic and other qualitative methods to study the production and consumption of commercial entertainment in cities.?His books include?Blue Chicago: The Search for Authenticity in Urban Blues Clubs?(2003),?On the Make: The Hustle of Urban Nightlife?(2008),?and?American Zoo: A Sociological Safari?(2015). He is currently writing a book on nonstandard urban workspaces in the new economy for the University of Chicago Press.