Amb. Mark P. Lagon, Ph.D. is International Relations Chair and Visiting Professor in Georgetown University’s Master of Science in Foreign Service Program.  He is also Adjunct Senior Fellow at the Council on Foreign Relations (CFR).  As Senior Advisor on Corporate Responsibility for LexisNexis, Inc., he has helped build a Business Coalition Against Human Trafficking (BCAT).

From 2009 to 2010, he was Executive Director and CEO of the leading anti-human trafficking non-profit agency, Polaris Project.

Lagon served as Ambassador-at-Large and Director of the Office to Monitor and Combat Trafficking in Persons (TIP) at the U.S. Department of State, 2007-2009, statutorily chairing the inter-agency anti-trafficking Senior Policy Operating Group. 

Previously he served as Deputy Assistant Secretary of State for International Organization Affairs, and as a Member of the Secretary of State Colin Powell's Policy Planning Staff..  Before that he was Senior Professional Staff Member at the Senate Foreign Relations Committee; CFR International Affairs Fellow; Deputy Staff Director of the House Republican Policy Committee; and principal aide at the American Enterprise Institute, to the late Amb. Jeane Kirkpatrick.  He is the author of The Reagan Doctrine: Sources of American Conduct in the Cold War's Last Chapter (Praeger, 1994).  He has a Ph.D. from Georgetown University and a B.A. magna cum laude from Harvard University.