Patrick T. Gillen, Adjunct Professor of History, received a B.A. in History from Providence College, a M.A. in American History from Fordham University, a J.D. and PhD in American History from the University of Notre Dame; where his thesis focused on the subject of religious liberty. Professor Gillen also serves as an Associate Professor at Ave Maria School of Law, where he teaches Constitutional Law and American Legal History, among other subjects. Prior to joining Ave Maria Professor Gillen clerked for the Hon. Daniel A. Manion, Circuit Judge, for the United States Court of Appeals for the Seventh Circuit, and the Hon. Robert D. Potter, United States District Judge for the Western District of North Carolina and then practiced law, where he concentrated in the area of civil litigation and represented clients in a variety of matters involving civil rights and constitutional law. Courses Professor Gillen has taught at Ave Maria University include: American Legal History; Modern America, 1898- Present, as well as Business Law.