| Year | Position | Institution |
| 1971 | University Of Rochester 4 | |
| 1975 | Research Associate | University Of California 4 |
| 1982 | National Institutes Of Health 4 | |
| 1982 | Marine Biological Laboratory 4 | |
| 1988 | Nincds 4 | |
| 1988 | Nih 4 | |
| 1989 | Ninds 4 | |
| 1989 | Nih 4 | |
| 1990 | Ninds 4 | |
| 1990 | Nih 4 | |
| 1992 | National Institutes Of Health 4 | |
| 1993 | National Institutes Of Health 4 | |
| 1994 | National Institutes Of Health 4 | |
| 1995 | National Institutes Of Health 4 | |
| 1997 | National Institutes Of Health 4 | |
| 2001 | National Institutes Of Health 4 | |
| 2002 | National Institutes Of Health 4 | |
| 2003 | National Institutes Of Health 4 | |
| 2006 | National Institutes Of Health 4 | |
| 2007 | National Institutes Of Health 4 | |
| 2008 | National Institutes Of Health 4 | |
| 2009 | National Institutes Of Health 4 | |
| 2010 | National Institutes Of Health 4 | |
| 2011 | National Institutes Of Health 4 | |
| 2012 | National Institutes Of Health 4 | |
| 2013 | National Institutes Of Health 4 |
| Year | Role | Course |
| 1971 | Student | Physiology 1971 |
| 1982 | Faculty/Staff/Lecturer | Neurobiology 1982 |
| Year | Subject | Role |
| 1975 | Independent | |
| 1988 | Principal Investigators | |
| 1989 | Independent | |
| 1990 | Principal Investigators | |
| 1992 | Principal Investigators | |
| 1993 | Pricipal Investigators | |
| 1994 | Pricinipal Investigators | |
| 1995 | Pricinipal Investigators | |
| 1997 | Other Research Personnel | |
| 2001 | Principal Investigators | |
| 2002 | Summer Investigators | |
| 2003 | Visiting Principal Investigators | |
| 2006 | Whitman Investigators | |
| 2007 | Whitman Investigators | |
| 2008 | Whitman Investigators | |
| 2009 | Whitman Center Investigators | |
| 2010 | Whitman Center Investigators | |
| 2011 | Whitman Center Investigators | |
| 2012 | Investigator | |
| 2013 | Investigator |
| Year | Location |
| 1975 | berkeley |