Marina Sitrin was a key member of the Occupy Wall Street movement and is a postdoctoral fellow at the CUNY Graduate Center's Committee on Globalization and Social Change. She is the author of Everyday Revolutions: Horizontalism and Autonomy in Argentina, as well as editor of Horizontalism: Voices of Popular Power in Argentina and coeditor of the forthcoming Insurgent Democracies: Latin America's New Powers.

Dario Azzellini is a lecturer at the Institute for Sociology at the Johannes Kepler University in Austria. He has published several books, among them The Business of War, about the privatization of military services. He edited, with Immanuel Ness, Ours to Master and to Own. His recent film documentary Comuna Under Construction examines worker councils in Venezuela.