ceived his M.P.H. and Ph.D. in industrial health from the University of Michigan.

Roger L. Barker, Ph.D., is the Burlington Distinguished Professor in the Department of Textile Engineering, Chemistry, and Science at North Carolina State University and director of the Center for Research on Textile Protection and Comfort. He has been engaged in research and standards development for protective clothing for more than 20 years and is internationally recognized for his work in the field of protective clothing systems. Dr. Barker has published many technical papers on the protective properties of textile materials and clothing and on testing methods used for evaluation. He is active in the National Fire Protection Association (NFPA), ASTM International, and the International Organization for Standardization (ISO) committees involved in the development of standards for measurement for personal protective equipment. Dr. Barker holds B.S. and M.S. degrees in physics from the University of Tennessee and a Ph.D. in textile and polymer science from Clemson University.

Janice Comer Bradley, M.A., is the executive vice president for the Waste Equipment Technology Association (WASTEC), where she represents manufacturers of equipment and technologies as well as service providers for the refuse and recycling industry. Prior to joining WASTEC, she was the vice president and technical director for the International Safety Equipment Association, where she managed the voluntary standards-setting and technical activities of 13 product groups representing suppliers of safety and health equipment. She works closely with federal regulatory agencies and outside standards bodies to influence activities that affect the manufacture, use, distribution, and conformity assessment of trash and recycling equipment, and she represents WASTEC on numerous committees, government panels, and association boards. Ms. Bradley has also spent a significant portion of her career in the higher education and healthcare industries as the director of environmental health and safety for Rockefeller University in New York City, the university health and safety officer for Brown University, and the safety specialist for the Department of Veterans Affairs Medical Center in Dayton, Ohio. Ms. Bradley is a safety professional certified by the American Society of Safety Engineers. She has been an adjunct professor at Georgetown University, teaching a graduate-level course in the M.B.A. program that introduces future business leaders to workplace safety and health issues. Ms. Bradley earned a B.S. from the University

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