University of California, Santa Barbara, currently under promotion to Full Professor Step III. University of California, Santa Barbara, Associate Professor with Tenure, September 2000. University of California, Santa Barbara, Assistant Professor step IV, appointed in July 1997. Pomona College, Assistant Professor of Classics and Philosophy, appointed in July 1994. University of California at Santa Barbara, Visiting Assistant Professor of Philosophy, Winter 1997. Pomona College, Visiting Assistant Professor, 1994. University of Glasgow, Scotland, research fellow, 1992-1993. California State University at San Bernardino, lecturer Department of Philosophy, 1991-92.Claremont Graduate School, instructor, Department of Philosophy, Spring 1991.