Professors at Purdue University
| Professors | Reviews | Average |
| Samuel, BF | 1 | D |
| Sanders, Pam | 1 | F |
| Scarcelli, Joe | 1 | A+ |
| Scharenberg, Rolf | 1 | C- |
| Scherer, Steve | 1 | A+ |
| Schweitzer, Lee | 1 | A+ |
| Shugars, Murray | 2 | A |
| Simon, Edward | 1 | F |
| Slazinski, Erick | 2 | C |
| Smith, Keith | 1 | F |
| Snow, Tom | 2 | D- |
| Stewart, Charles | 3 | B |
| Strausbaugh, Rolland | 2 | A |
| Suh, Keeyoung | 2 | B- |
| Suresh, Geetha | 1 | A+ |