James E. Gunn, PhD, the Eugene Higgins Professor of Astronomy at Princeton University, will discuss "Cosmology: A Fifty-Year Perspective," on Dec. 15 at 9 p.m. in the Guttenberg Information Technologies Center, Rm. 3720/3730 at NJIT. The talk will follow the Amateur Astronomers, Inc. club membership meeting at 8 p.m. >>