Mission
In This Section
DOT’s Procedures for Considering Environmental Impacts
U.S. Department of Transportation Advisory Board
About the USDOT Advisory BoardThe USDOT Advisory Board provides strategic vision and high-level guidance to modernize and enhance the United States' transportation systems. The Board's expertise is instrumental in shaping policies and initiatives that drive safety, efficiency, resiliency,...
Ensuring Appropriate DOT Support to World Cup, Olympics, and Other Major Events
Floodplain Management and Protection
Michael “Rocket” Halem
Principal Deputy Assistant Secretary and Acting Assistant Secretary for Research and TechnologyMichael “Rocket” Halem currently serves as Principal Deputy Assistant Secretary and Acting Assistant Secretary for Research and Technology at the U.S. Department of Transportation. With a lifelong...
Doug Simon
Director of the Office of Drug and Alcohol Policy ComplianceDoug Simon joined the U.S. Department of Transportation as the Director of the Office of Drug and Alcohol Policy Compliance in May of 2025.
He arrived at DOT after serving four years as the Florida Director of the Office...
Daniel J. Edwards, P.E.
Assistant Secretary for Aviation and International Affairs (Acting)Daniel J. Edwards was sworn in as Acting Assistant Secretary for Aviation and International Affairs on May 5, 2025. In this vital role, he is responsible for shaping and implementing policies that impact the...
Corey B. Sellers
Acting Assistant Secretary for Budget and Programs and Chief Financial OfficerCorey Sellers serves as the Acting Assistant Secretary for Budget and Programs and Chief Financial Officer. He previously spent nearly a decade on Capitol Hill in both the House and the Senate, most recently as a...