1985-87 Director, Phototherapy Unit, Department of Dermatology, New England Medical Center
1988-89 Co-Investigator, “Treatment of Psoriasis with 1,25-Dihydroxyvitamin D3,” New England Medical Center
1988-89 Principal Investigator, Study of RO-15-1570 in Photoaging, New England Medical Center
1990-00 Director, Clinical Research Unit, Department of Dermatology, State University of New York at Buffalo