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Board of Advisors

Nathan Sam Dougherty

Senior Systems Engineer and Technical Fellow – ERC, Inc.

Nathan Sam Dougherty_2014Mr. Sam Dougherty is former Senior Manager of Mechanical/ Structures Engineering at the Boeing Company, Huntsville Site, Huntsville, Alabama, retiring in 2003. Dougherty is a Senior Systems Engineer and Technical Fellow for ERC, Inc. in the Jacobs Engineering Group at NASA’s Marshall Space Flight Center and Senior Staff Member working in the structures, thermal, and environments area of vehicle/spacecraft systems engineering and integration.

Dougherty graduated from The University of Tennessee in 1962 with a B.S. in mechanical engineering and from UTSI in 1970 with an M.S. in aerospace engineering. He continued studies in Aerospace Engineering and Engineering Management at UTSI and at the University of Alabama in Huntsville.

Stefan M. Duma

Harry C. Wyatt Professor at Virginia Tech

Stefan DumaDr. Stefan Duma is a 1995 graduate of the University of Tennessee where he earned a B.S. in mechanical engineering.

Currently, Dr. Duma is the Harry C. Wyatt Professor at Virginia Tech in the School of Biomedical Engineering and Sciences. Dr. Duma is a Fellow of the Association for the Advancement of Automotive Medicine and his research has been recognized with numerous best paper awards at the Stapp and AAAM Conferences.

James “Jim” Gray, M.D.

Head of Radiation Oncology, Tennessee Oncology

Jim GrayDr. James R. Gray attended the University of Tennessee College of Engineering and graduated with Highest Honors in 1982 from the Department of Engineering Science and Mechanics, focusing on Biomedical Engineering. He went on to study medicine at Vanderbilt University School of Medicine, graduating in 1986.

He is currently a physician member of Tennessee Oncology, one of the largest private clinical oncology practice and research groups in the country, and serves as head of the Radiation Oncology Division.

Johney Green, Jr.

Associate Laboratory Director, National Renewable Energy Laboratory

Dr. Johney Green, Jr. is the Associate Laboratory Director for Mechanical and Thermal Systems Engineering at the Energy Department’s National Renewable Energy Laboratory.

He earned his B.S. in mechanical engineering from the University of Memphis and both his M.S. and Ph.D. in mechanical engineering from the Georgia Institute of Technology.

Dr. Green has received several awards during his career and holds two U.S. patents in combustion science. Additionally, he is the author or coauthor of several technical publications.

Scott N. Hilleary

President and CEO, SSM Industries, Inc.

Scott HillearyMr. Scott Hilleary is a senior executive with 32 years of experience in textile manufacturing – products and processes from design concept through production readiness and delivery.

Hilleary is a leader in strategic development and implementation. He received his B.S. in mechanical engineering from The University of Tennessee and his M.B.A. from Vanderbilt University.

H. Lee Martin

Clinical Professor, UTK

Lee MartinDr. H. Lee Martin was hired by the University of Tennessee Knoxville to create the Engineering Entrepreneurship Program for the College of Engineering. He is a successful entrepreneur, holder of 20 US patents, author of the book “Techonomics” and a mentor of many area entrepreneurs.

He received his B.S. from the University of Tennessee in 1978, his M.S. from Purdue University in 1979 and his Ph.D. from the University of Tennessee in 1986.

Carol Whitt Tevepaugh

Owner and Managing Partner, Water Oak Resources LLC

Ms. Carol Tevepaugh has more than 30 years experience in a diverse range of aerospace, defense and energy programs: advanced concept studies, aerospace life support systems, liquid rocket propulsion, information technology, risk management, systems engineering, and economic development. She has been the owner and managing partner of Water Oak Resources LLC since 2011. She received her B.A. from the University of Alabama Huntsville in 1975, her M.S. from the University of Tennessee in 1979 and her M.B.A. from Vanderbilt University in 1998.

James A. Tevepaugh

Owner and Managing Partner, Water Oak Resources LLC

Jim TevepaughMr. James Tevepaugh has more than 40 years experience in executive management, program management, engineering, integration and test experience in missile systems, space systems, energy and environmental systems. He received his B.S. from North Carolina State University in 1973 and his M.S. from the University of Tennessee in 1979.

Robert Wagner

Director of the Fuels, Engines, and Emissions Research Center at Oak Ridge National Laboratory

Dr. Robert Wagner is a Fellow of the Society of Automotive Engineers and the American Society of Mechanical Engineers. He earned his Ph.D. in mechanical engineering from the Missouri University of Science & Technology.

Dr. Wagner is the recipient of several awards from SAE and ASME. He has delivered more than 50 invited presentations in 10 countries, and is the author or coauthor of more than 110 technical publications on combustion, fuels, and transportation technologies.

Mike Wilder

Heavy Duty Diesel Operations Director, MAHLE

Mr. Mike Wilder began his career with MAHLE nearly 25 years ago as a young engineer seeking a progressive, technically oriented company offering growth and advancement opportunities. As Director of the Heavy Duty Diesel Piston Operations in the Morristown facility, he draws heavily from his previous work experiences as a MAHLE engineer, engineering manager, quality manager, and production manager as he fulfills his responsibilities for operations.