He is the author of Education and the Cold War: The Battle for the American School (Palgrave Macmillan, 2008), and A War for the Soul of America: A History of the Culture Wars (University of Chicago Press, 2015). Hartman is the founding president of S-USIH, one of the original USIH bloggers, and is chairing the 2015 S-USIH Conference to be held in Washington, DC.