Mac is an Associate Professor of the Practice of Public Policy and Director of Graduate Studies at the Duke-Sanford School of Public Policy. Previously, he served as an issues consultant to political candidates, state governments, and various organizations for the last two decades. Since starting McCorkle Policy Consulting in 1994, he has worked for state and federal candidates in North Carolina as well as 28 other states. Mac graduated from Princeton and Duke Law School, clerked on the United States Court of Appeals for the Sixth Circuit and practiced law for a number of years in Raleigh with the firm founded by Terry Sanford.