Director, NIEHS & NTP and Principal Investigator

Director, Division of Extramural Research and Training

Associate Vice President, Office of Research & Economic Development;
Director, Louisiana State University Superfund Research Program;
Wiener Endowed Professor

Professor of Economics;
Research Associate, National Bureau of Economic Research (NBER)

Love Family Professor;
Vice-Chair of Neurology;
Director, Pittsburgh Institute for Neurodegenerative Diseases (PIND)

Vice President, Black Hills Center for American Indian Health

Professor

University of Iowa Distinguished Chair;
Professor, Department of Civil & Environmental Engineering;
Director, Iowa Superfund Research Program

Professor;
Goodnight Innovation Distinguished Chair

Professor and Chief, Section of Pulmonary and Critical Medicine, Department of Medicine

Clinical Professor of Law;
Director of the Externship Program

Secretary;
US Department of Health and Human Services

Director, National Institutes of Health

Associate Director for Science, Division of Environmental Health Science and Practice

Office of the Center Director

Acting Assistant Administrator, Office of Research and Development, US Environmental Protection Agency