| 2009 | 3 year | PI | NSF Conference Grant |
| 2008 | 1 year | co-PI | NSF Conference Grant |
| 2007 | 3 years | PI | NSF DMS Standard Grant |
| 2006 | 3 years | PI | NSF Conference Grant |
| 2006 | 4 months | PI | Fulbright U.S. Scholar Award |
| 2004 | 3 years | PI | NSF DMS Standard Grant |
| 2000 | 3 years | PI | NSF DMS Standard Grant |
| 1998 | 18 months | PI | NSF Research Planning Grant |
| 1995 | 6 months | co-PI | NSF Conference Grant |
| 1993 | 3 years | PI | NSF Postdoctoral Research Fellowship |