Joel M. Haight, Ph.D., P.E., is the Branch Chief of the Human Factors Branch at the Centers for Disease Control and Prevention (CDC)-National Institute of Occupational Safety and Health (NIOSH) at their Pittsburgh Office of Mine Safety and Health Research. For the nearly 10 years prior to this appointment, Dr. Haight served as an Associate Professor of Energy and Mineral Engineering at the Pennsylvania State University. He has a Ph.D. and Master#8242;s degree in Industrial and Systems Engineering both from Auburn University. Dr. Haight worked as a manager and an environmental and safety engineer for the Chevron Corporation for 18 years, prior to joining the faculty at Penn State. He has over 40 peer-reviewed publications and is the editor-in-chief of the American Society of Safety Engineer#8242;s -The Safety Professionals Handbook. He is a professional member of ASSE, AIHA and the Human Factors and Ergonomics Society.