Dr. Mark Duckenfield, Chairman, Dept. of National Security and Strategy, U.S. Army War College, discusses the current status and consequences of BREXIT, one month after Britain's exit from the European Union. Prof. Duckenfield holds a MA and Ph.D. in political science from Harvard University, where he specialized in European political economy. Great Decisions features Army War College faculty’s expert insights in a weekly series of presentations with question-answer opportunities for the eight most critical issues facing America each year.