Professor, Department of Medicinal Chemistry and Molecular Pharmacology, College of Pharmacy, Purdue University (past)
Ralph C. Corley Distinguished Professor, Department of Chemistry, College of Science, Purdue University Fort Wayne (past)
Professor, Department of Chemistry, College of Science, Purdue University Fort Wayne (past)
Ralph C. Corley Distinguished Professor, Purdue University Center for Cancer Research, Office of Research, Purdue University (past)
Director, Purdue University Center for Cancer Research, Office of Research, Purdue University (past)
Professor, Purdue University Center for Cancer Research, Office of Research, Purdue University (past)
J. F. Foster Distinguished Professor, Biochemistry
Assistant Professor, Purdue University
Associate Professor, Purdue University