Professor, Department of Pathology and Laboratory Medicine, Indiana University School of Medicine
Affiliate Faculty, Department of Biology, College of Arts and Sciences, Indiana State University (past)
Director, Department of Cellular and Integrative Physiology, Indiana University-Purdue University Indianapolis, School of Medicine (past)
Professor, Department of Cellular and Integrative Physiology, Indiana University-Purdue University Indianapolis, School of Medicine (past)
Professor, School of Medicine, Indiana University-Purdue University Indianapolis
Professor, Department of Biology, College of Arts and Sciences, Indiana State University (past)
Associate Professor, Department of Biology, College of Arts and Sciences, Indiana State University (past)
School of Medicine, Indiana University-Purdue University Indianapolis
Associate Dean, IUSM Terre Haute, Indiana University School of Medicine