Baylor University is the oldest institution of higher learning in Texas and the largest Baptist university in the world. In September 1980, 70 women from Alpha Zeta - SMU and Gamma Chi - TCU came to assist with rush. Ninety women accepted bids, making this charter class the largest up until that time in Alpha Delta Pi history. Zeta Chi traditionally has a member in Sentinel, which consists of eight senior women who serve as ambassadors to the Board of Regents. The chapter was awarded the Herbert H. Reynolds Award for Fraternal Merit and several members have been named Greek Woman of the Year. Lynn Zimmerman Doe and Emily Erkel have long service records.