The Alpha Pi chapter (#40) at the University of Tulsa was re-installed May 8, 1981 with the Alpha Rho chapter serving as the installing chapter. Charter members of the Alpha Pi chapter include: Bruce Kleppe, Kevin Ingle, David Pickle, Gregory Spears, Michael Phillips, Gregory Barrett, Donald Crane, Steven Rohlfing, Timothy Washburn, Richard Whitmire, Jon Good, Vernon Howard, Wade Robertson, and Charles McLaughlin.