Louis Esparza is Assistant Professor of Sociology and Latin American Studies at California State University at Los Angeles. His work focuses on grassroots social movements, their organizations and their strategies. Louis has received grants and awards from the National Science Foundation, the Andrew W. Mellon Foundation, Oxfam America and the American Sociological Association. He has delivered talks across North and South America, Europe and Japan. Louis has previously been a Visiting Scholar at Sophia University in Tokyo, an affiliated researcher at the Luis Angel Arango Library in Bogota, and has also taught on these topics at Stony Brook University and the University of Denver. His research appears in Sociological Forum, Environment & Society, Qualitative Sociology, and Societies Without Borders. His essays have appeared in The Progressive & In These Times.