| Human Rights Committee Human Rights Committee * | - | , ex-officio | |
| International Mathematical Olympiad Committee | - | , ex-officio | |
| Board of Directors | 1983 - 1985 | ||
| Publications Committee | 1984 - 1985 | ||
| Nominating Committee | 1984 - 1990 | ||
| Publications Committee | 1985 - 1986 | , served as chair | |
| Nominating Committee | 1992 - 1995 | ||
| Vice-Presidents | 1993 - 1995 |
