As the Association of American Railroads (AAR’s) president and CEO, Jefferies
advocates for and works with member railroads to ensure the continued viability
of America’s railroad industry. Prior to assuming the role on January 1, 2019,
Jefferies was the senior vice president of AAR’s government affairs where he led
the development, promotion and implementation of legislative priorities for the
Before joining the AAR, Jefferies cultivated more than a decade of experience
working within government. From 2009 to 2013, Jefferies served as a senior
policy advisor to the Chairman of the U.S. Senate Committee on Commerce,
Science and Transportation. In this role, Jefferies provided policy guidance on a
host of transportation issues, including railroad economic regulation, rail safety
and passenger rail. Jefferies also led the successful development, negotiation and
reauthorization of major infrastructure legislation and managed the successful
conference of Committee legislation relating to the 2012 surface transportation
reauthorization law, MAP 21.
Jefferies began his career in government serving as a Senior Advisor to the
Mayor of Lexington, Kentucky, before transitioning to the federal government.
Prior to serving in the United States Senate, he worked for the U.S. Department
of Transportation, Office of the Inspector General and the U.S. Government
Accountability Office. In these roles, Jefferies led program reviews on a variety
of issues including infrastructure development, international trade, major weapon
systems acquisition and federal contracting.
Jefferies received his Master of Science in public policy and
management from Carnegie Mellon University in Pittsburgh, PA and his
Bachelor of Science in economics from the University of Kentucky in
Jefferies and his wife reside with their three children in Alexandria, VA.
Association of American Railroads
America’s freight railroads operate the safest, most efficient, cost-effective and
environmentally sound freight transportation system in the world — and the
AAR is committed to keeping it that way. AAR is the world’s leading railroad
policy, research and technology organization focusing on the safety and
productivity of rail carriers. AAR members include the major freight railroads of
the U.S., Canada and Mexico, as well as Amtrak.