Full Professor, U.C. Santa Barbara, 2006-present
Associate Professor, U.C. Santa Barbara, 2004-2006
Assistant Professor, U.C. Santa Barbara, 2002-2004
Assistant Professor, Texas A&M University, 1999-2002
Visiting Assistant Professor, Texas A&M University, 1997-1999
Instructor, Chabot College, Hayward, California, 1991-1997