Professor Jennings received his A.B. in philosophy from Princeton University and J.D. from Georgetown University. He was a litigator for MFY Legal Services, the Columbia University Welfare Law Program, and Legal Services for the Poor, as well as an instructor in the New York University Law School Urban Law Clinic. He has written monographs on New Jersey Evidence, New Jersey Civil Practice, New York Practice, Municipal Law, and Computer Law. He came to Seton Hall in 1976.