Mark Engler and Paul Engler

Mark Engler is a writer based in Philadelphia and an editorial board member at Dissent. Paul Engler is a co-founder of the Momentum Training, which instructs hundreds of activists each year in the principles of effective protest. They are co-authors of "This Is an Uprising: How Nonviolent Revolt Is Shaping the Twenty-First Century" (Nation Books), and they can be reached via the website www.thisisanuprising.org.

January 15, 2014