HEATHER ANN THOMPSON is an award-winning historian at the University of Michigan. She has written on the history of mass incarceration, as well as its current impact, for The New York Times, Time, The Atlantic, Salon, Dissent, New Labor Forum, and The Huffington Post. She served on a National Academy of Sciences blue-ribbon panel that studied the causes and consequences of mass incarcerations in the United States and has given Congressional briefings on this subject. Thompson is also the author of Whose Detroit?: Politics, Labor, and Race in a Modern American City and editor of Speaking Out: Activism and Protest in the 1960s and 1970s.