Joseph Turow is Robert Lewis Shayon Professor of Communication at the University of Pennsylvania's Annenberg School for Communication. He has authored eight books, edited five books, and written more than 100 articles on mass media industries. Most recently, he is author of the third edition of his textbook Media Today: An Introduction to Mass Communication and co-editor of the companion volume Key Readings in Media Today: Mass Communication in Contexts, both published by Routledge.

Matthew P. McAllister is Associate Professor of Communications at Pennsylvania State University. He is author of The Commercialization of American Culture: New Advertising, Control and Democracy and co-editor of Comics and Ideology and Film and Comic Books.