Beta Theta Pi, Phi Delta Theta, and Sigma Chi. Frazier is a member of Iota Phi Theta fraternity. Rush is a member of Iota Phi Theta. Pallas Athena is the tutelary goddess of the international social fraternity Phi Delta Theta. Gilbert Hartke and was a member of Phi Kappa Theta fraternity. He was a member of Phi Delta Theta. He was a member of the Phi Delta Theta fraternity. She is a member of the Eta Kappa chapter of Delta Sigma Theta sorority. Caesar is a member of Delta Sigma Theta sorority. She is a member of Delta Sigma Theta sorority. She is a member of Delta Sigma Theta Sorority, Inc. She was a member of Delta Sigma Theta sorority. She is a member of the Delta Sigma Theta sorority. She is a member of the sorority Delta Sigma Theta. Sills was a member of the Delta Sigma Theta sorority.