| Present | Indiana University |
| Start | End | Role | Com. Name |
|---|---|---|---|
| 1986 | 1989 | Member | DMS |
| 1990 | 1991 | Member | EXEC |
| 1991 | 1991 | Member | JSP |
| 1993 | 1995 | Chair | PASSCAL |
| 2000 | 2003 | Member | EXEC |
| 2006 | 2008 | Chair | TA WG |
| 2008 | 2010 | Member | EPO |
| 2014 | 2016 | Member | IS |
| 2017 | 2019 | Chair | IS |
| 2017 | 2019 | Member | CoCom |