| Year | Position | Institution |
| 1953 | Independent Investigator | Institute For Muscle Research 4 |
| 1954 | Independent Investigator | Institute For Muscle Research 4 |
| 1955 | Independent Investigator | Institute For Muscle Research 4 |
| 1956 | Independent Investigator | Institute For Muscle Research 4 |
| 1957 | Independent Investigator | Institute For Muscle Research 4 |
| 1965 | Professor Of Cytology | Dartmouth College 4 |
| 1967 | Professor Of Biology | Brandeis University 4 |
| 1968 | Professor Of Biology | Brandeis University 4 |
| 1969 | Professor Of Biology | Brandeis University 4 |
| 1970 | Professor Of Biology | Brandeis University 4 |
| 1971 | Professor Of Biology | Brandeis University 4 |
| 1972 | Professor Of Biology | Brandeis University 8 |
| 1975 | Brandeis University 4 | |
| 1976 | Brandeis University 4 | |
| 1977 | Brandeis University 4 | |
| 1980 | Brandeis University 4 |
| Year | Role | Course |
| 1953 | Instructor | Physiology 1953 |
| 1954 | Instructor | Physiology 1954 |
| 1955 | Instructor | Physiology 1955 |
| 1956 | Instructor | Physiology 1956 |
| 1957 | Instructor | Physiology 1957 |
| 1965 | Special Lecturer | Physiology 1965 |
| 1967 | Instructor | Physiology 1967 |
| 1968 | Instructor | Physiology 1968 |
| 1969 | Instructor | Physiology 1969 |
| 1970 | Instructor | Physiology 1970 |
| 1971 | Instructor | Physiology 1971 |
| 1972 | Consultant | Physiology 1972 |
| 1972 | Special Lecturer | Physiology 1972 |
| 1975 | Special Lecturer | Physiology 1975 |
| 1976 | Special Lecturer | Physiology 1976 |
| 1977 | Special Lecturer | Physiology 1977 |
| 1980 | Faculty/Staff/Lecturer | Physiology 1980 |