Overbye received his B.S. in physics from M.I.T.—where he was a member of the Alpha Mu chapter of Phi Kappa Sigma—in 1966.
Sigma Chi | Alpha Phi Alpha | Sigma Xi | Sigma Alpha Epsilon | Omega Psi Phi | Kappa Alpha Psi | Delta Sigma Theta | Phi Kappa Phi | Phi Mu Alpha Sinfonia | Phi Kappa Psi | Phi Delta Theta | Pi Kappa Alpha | Phi Kappa Theta | Kappa Kappa Psi | Delta Kappa Epsilon | Alpha Delta Phi | Phi Beta Sigma | Sigma Corporation | Sigma Alpha Mu | Kappa Alpha Theta | Alpha Kappa Alpha | Sigma Phi Epsilon | Sigma | Kappa Sigma | Kappa Delta Rho | Kappa Alpha Society | Beta Gamma Sigma | Tau Beta Sigma | Six Sigma | Sigma Alpha Iota |
The Ursinus College Greek community consists of six sororities, including Kappa Delta Kappa, Phi Alpha Psi, Sigma Sigma Sigma, Tau Sigma Gamma, Upsilon Phi Delta, and Omega Chi, and eight fraternities, including Alpha Phi Epsilon, Beta Sigma Lambda, Delta Pi Sigma, Kappa Alpha Psi, Phi Kappa Sigma, Pi Omega Delta, Sigma Pi and Sigma Rho Lambda.