Solutions to Violence features Francesco Da Vinci. Francesco Da Vinci is a photographer, writer, and cosmologist. He is the author of I Refuse to Kill: My Path to Nonviolent Action in the 1960s. His background also includes motion picture and television photography as well as supplying images for more than 40 major publications including Time, Newsweek, The New York Times, Harper’s Bazaar, Dance Magazine, the Los Angeles Times, the Washington Post, and LIFE Magazine.Da Vinci is a peace activist, journalist, public speaker and professor of sociology.