Gary Hart represented Colorado in the U.S. Senate from 1975 to 1987. He is the author of fifteen books, including "The Shield" and "The Cloak" and "Restoration of the Republic". Hart has lectured at Yale, the University of California, and Oxford, where he earned a doctor of philosophy in politics. A lifelong Democratic reformer, he is currently a professor at the University of Colorado, a distinguished fellow at the New America Foundation, and chairman of the American Security Project. He resides with his family in Kittredge, Colorado.