Following a remarkable forty-four-year career, Robert A. Biggs retired as executive vice president and CEO of Phi Delta Theta International Fraternity and president and CEO of the Phi Delta Theta Foundation on June 30, 2020. The Fraternity’s governing board, the General Council, named Sean S. Wagner as Mr. Biggs’ successor in both roles starting July 1, 2020. Wagner became the Fraternity’s fifth executive vice president and CEO in its 170-year history.

As Brother Wagner entered the role, he brought vast knowledge and experience of Phi Delta Theta and the General Headquarters. He previously served as a leadership consultant, director of expansion, director of alumni services, and associate executive vice president and COO with oversight of both Fraternity and Foundation operations.

A native of Philadelphia, Sean is a member of the Pennsylvania Mu Chapter and a 2002 graduate of Widener University, where he studied communication. He holds a master of public administration and nonprofit management from Northern Kentucky University and a certificate in executive management from the University of Notre Dame. He is also a Certified Association Executive (CAE) credentialed by the American Society of Association Executives (ASAE).