2003-present:Director, Electron Microscope Center, College of Engineering, University of Kentucky
2003-2015: Associate Dean of Research and Graduate Studies, University of Kentucky
2000-2003: Director, Advanced Carbon Materials Center, NSF MRSEC, University of Kentucky
1993-Present: Professor, Department of Chemical and Materials Engineering, University of Kentucky
1993-2001: Chairman, Department of Chemical & Materials Engineering, University of Kentucky. Director, Materials Characterization Center, Associate Director, Carbon Materials Group. CAER
1987-1990: Acting Associate Dean, College of Engineering, Michigan State University
1981-1982: Congressional Engineering Fellow with Senator Carl Levin, Michigan.
1978-1993: Professor, Associate Professor (81-87), Assistant Professor (78-81) Department of Chemical Engineering, Michigan State University. Adjunct; Food Science, Agricultural Engineering
1975-1978: Senior R&D Engineer, B.F. Goodrich Chemical Division, Brecksville, Ohio
Ph.D., Chemical Engineering, The Ohio State University
M.S., Chemical Engineering, The Ohio State University
B.S., Chemical Engineering, The Ohio State University
Advanced Carbon Materials and Nanotechnology
Diffusion in Polymers