University of Iowa College of Medicine

Professor of Medicine, Harvard University

Associate Chief of Staff for Research, Kansas City VA Medical Center

Adjunct Professor, Department of Physiology, Monash University

Professor Emeritus of Medicine, Mercer University School of Medicine

Canada 150 Research Chair in Mathematical Biology and Medicine, University of Waterloo

Moores Distinguished Professor of Biology and Biochemistry, University of Houston

Professor of Molecular Pharmacology, Physiology, and Biotechnology, Brown University

University of South Florida

Professor, University of Alberta, Women & Children's Health Research Institute