In less than a decade, a new breed of progressive media projects have captured huge, non-traditional audiences and shaped political campaigns, public debates and policy in ways that could never have been imagined in a previous era. Drawing on years of research, media experts Jessica Clark and Tracy Van Slyke now lay out a clear, hard-hitting theory of media impact. Their study showcases influential projects such as TPM Caf , FireDogLake and Feministing, suggesting ways in which media makers can exploit changes in journalism, technology, and politics.

Author Biography

Jessica Clark is the research director at American University's Center for Social Media and the former executive editor at In These Times. Her twitter is: @samizdata. Tracy Van Slyke is the director of The Media Consortium and is the former publisher of In These Times. Her twitter is @tracyvs. Follow them online at beyondtheecho.net.