Joshua Zeitz is a contributing writer at Politico Magazine and has taught American history and politics at Cambridge University, Harvard University, and Princeton University. He is the author of several books on American political and social history, including the New York Times bestseller, Lincoln's Boys. He as written for the New York Times, Washington Post, The New Republic, The Atlantic, Dissent, and American Heritage. Josh lives with his wife and two daughters in Hoboken, NJ. Follow him on twitter @joshuamzeitz and his personal webpage joshuamzeitz.com