Complex sentence: He went to college at Princeton University, graduating in 1977, and obtained his Ph.D. from Stanford University in 1981, with a thesis on queueing theory supervised by Joseph Keller.
Split into simpler sentences: He went to college at Princeton University, graduating in 1977. Massey obtained his Ph.D. from Stanford University in 1981, with a thesis on queueing theory supervised by Joseph Keller.