Central Appalachian Regional Education and Research Center (CARERC)
Southeast Center for Agricultural Health & Injury Prevention (SCAHIP)
2020 – Present: Professor, Biosystems and Agricultural Engineering Department, College of Agriculture, Food, and the Environment, University of Kentucky
2012 – Present: Director, Central Appalachian Regional Education Research Center – University of Kentucky and Eastern Kentucky University
2017 – Present: Director, Southeast Center for Agricultural Health and Injury Prevention, University of Kentucky
2017 – 2020: Professor, Department of Epidemiology and Department of Preventive Medicine & Environmental Health, College of Public Health, University of Kentucky
2009 – 2017: Deputy Director, Southeast Center for Agricultural Health and Injury Prevention, College of Public Health, University of Kentucky
2009 – 2014 and 2016: Professor and Chair, Department of Epidemiology, College of Public Health, University of Kentucky
2014 – 2015: Interim Dean, College of Public Health, University of Kentucky
2002- 2009: Associate Professor, Department of Occupational and Environmental Health, College of Public Health, University of Iowa
2002-2009: Associate Professor, Department of Epidemiology, College of Public Health, University of Iowa
1997-2002: Section Chief, Industrial Hygiene Section, Industrywide Studies Branch, National Institute for Occupational Safety and Health, Cincinnati, Ohio
1988 – 1997: Research Industrial Hygienist and Epidemiologist, Industrywide Studies Branch, National Institute for Occupational Safety and Health, Cincinnati, Ohio
1987 – 1988: Team Leader, Health Hazard Evaluation Activity, Clinical Investigations Branch, National Institute for Occupational Safety and Health, Morgantown, West Virginia
1983 – 1987: Research Industrial Hygienist and Epidemiologist, Clinical Investigations Branch, National Institute for Occupational Safety and Health, Morgantown, West Virginia
1978 – 1983: Industrial Hygienist, Environmental Investigations Branch, National Institute for Occupational Safety and Health, Morgantown, West Virginia
Ph.D., University of North Carolina, Chapel Hill, 1997
M.S., Central Missouri State University, 1978
B.A., University of Missouri, 1976