| 1987 | B.S., Bioengineering | University of Illinois, Urbana |
| 1995 | Ph.D., Biology | University of California, Irvine |
| 1995-1996 | Postdoctoral Fellow | University of California, Irvine |
| 1996-1998 | Postdoctoral Fellow | Harvard University |
| 1997 | Visiting Scholar in Writing | Brandeis University |
| 1997-2000 | Assistant Research Neurobiologist, Institute for Brain Aging | University of California, Irvine |
| 2001-2007 |
Assistant Professor, Physical Medicine & Rehabilitation Anatomy & Neurobiology |
University of California, Irvine |
| 2001-Present | Director, Christopher Reeve Paralysis Foundation |
SCI Core Facility University of California, Irvine |
| 2007-2014 |
Associate Professor, Physical Medicine & Rehabilitation Anatomy & Neurobiology |
University of California, Irvine |
| 2013-2017 | Associate Director, UCI Stem Cell Research Center | University of California, Irvine |
| 2014-Present |
Professor, Physical Medicine & Rehabilitation Anatomy & Neurobiology |
University of California, Irvine |
| 2017-Present | Interim Director, UCI Stem Cell Research Center | University of California, Irvine |