 Additionally, Georgetown University students are affiliated, in some cases, with fraternities at other nearby universities and colleges.Active fraternities at Georgetown include Delta Phi Epsilon, a professional foreign service fraternity and sorority; Alpha Kappa Psi, a professional co-ed business fraternity; Alpha Phi Omega, a national co-ed community service fraternity; Alpha Epsilon Pi, a Jewish social fraternity; and social fraternities Sigma Phi Epsilon, Zeta Psi, and Sigma Alpha Epsilon.Delta Phi Epsilon was founded at Georgetown in 1920, and members of their Alpha Chapter include Jesuits and several deans of the School of Foreign Service.