Director 

As U.S. DOT Volpe Center Director, Gregg G. Fleming oversees a multidisciplinary workforce dedicated to applying innovations to address challenges across all modes of transportation. He provides strategic direction to the U.S. DOT Volpe Center in support of the U.S. DOT’s strategic goals and helps the transportation community navigate its most challenging problems. At this time, Fleming is also performing the functions and duties of the U.S. DOT Assistant Secretary for Research and Technology, until a non-career employee is appointed.

Fleming has more than 36 years of experience in a wide range of leadership and managerial roles. Throughout his career as a federal employee—all with the U.S. DOT Volpe Center—he has earned a reputation as a transformational leader and effective problem-solver, with excellent communication skills and business acumen. Fleming’s responsibilities and contributions as a leader support unbiased, data-driven policy and regulatory decisions at the highest levels of the U.S. government.

Fleming previously served as the U.S. DOT Volpe Center’s Director of the Technical Center for Policy, Planning, and Environment. He has guided the work of numerous multifaceted teams on projects supporting government, industry, and academia, including FAA, the United Nations’ International Civil Aviation Organization (ICAO), FHWA, the Office of the Secretary of Transportation, NHTSA, National Aeronautics and Space Administration, the National Park Service, the National Academy of Sciences, and others.

Fleming oversaw the Economic Analysis, Energy Analysis and Sustainability, Policy Analysis and Strategic Planning, Transportation Planning, Environmental Measurement and Modeling, Environmental Science and Engineering, and Program Development and Capacity Building Divisions—as well as the Corporate Average Fuel Economy Program Office.

Fleming has directed work in support of federal initiatives related to the safe, efficient and sustainable introduction of emerging technologies including Unmanned Aircraft Systems, Advanced Air Mobility, the Supersonic, and Connected Vehicles. He also held responsibility for the design, development, and deployment of internationally recognized analysis tools, including FAA’s Aviation Environmental Design Tool and FHWA’s Traffic Noise Model.

Fleming currently co-chairs the ICAO Modelling and Databases Group. He is chairman emeritus of the Transportation Research Board's Committee for Transportation Related Noise and Vibration and is active in the Society of Automotive Engineers, as well as numerous other technical organizations.

Fleming holds a BS in electrical engineering from the University of Massachusetts Lowell. He has co-authored numerous peer-reviewed journal articles and participated substantially in the development of national and international standards, covering a wide range of transportation-related issues.