ESM Directory – Emeritus
| Ashok, S. | Professor Emeritus | 002 Research Building West | |
| Bakis, Charles E. | Distinguished Professor Emeritus | (814) 865-3178 | 001 Research Building West |
| McNitt, Richard P. | Professor Emeritus, and Department Head Emeritus | (814) 865-6661 | 003 Research Building West |
| Salamon, Nicholas J. | Professor Emeritus | (814) 863-4628 | 003 Research Building West |