[1] Eppinger was a student at Carnegie Mellon University, where in 1983, he won the George E. Forsythe Award for best undergraduate paper on his research in binary search trees.
[1][2] Eppinger had made empirical studies of their behaviour under random deletions and insertions.
[4] This recoverable virtual memory concept was subsequently used to implement the Coda file system.
[citation needed] Eppinger was a co-founder of Transarc Corporation, which was acquired by IBM in 1994.
[1][5] In 2001, Eppinger returned to Carnegie Mellon as Professor of the Practice in the School of Computer Science.