Mark Carnes is a Professor of History at Barnard College and the Executive Director of Reacting to the Past, an experiment in education that uses games to help students understand history. He is the author of "Minds on Fire:  How Role-Immersion Games Transform College" (Harvard University Press, 2014). 

In this clip from a workshop conducted at the annual meeting of the Organization of American Historians on April 18, 2015 Mark Carnes is training teachers who will be running games in their own classrooms. The subject of this particular exercise is, "The Trial of Anne Hutchinson: Liberty, Law and Intolerance in Puritan New England."