Playing for Change: Music and Musicians in the Service of Social Movements By Rob Rosenthal and Richard Flacks Paradigm Publishers. 2012. 320 pages. $23.76 paperback, $138.55 hardback Excerpt from: Playing for Change: Music and Musicians in the Service of Social Movements By Rob Rosenthal and Richard Flacks Paradigm Publishers. 2012. 320 pages. $23.76 paperback, $138.55 hardback