OST-R's Key Officials

Office of the Assistant Secretary
Acting Assistant Secretary, Robert C. Hampshire, PhD 
Principal Deputy Assistant Secretary, Robert C. Hampshire, PhD 

Bureau of Transportation Statistics
Director, Patricia S. Hu
Deputy Director, Dr. Rolf Schmitt
Public Affairs Contact, David Smallen

Highly Automated Systems Safety Center of Excellence
Director, Robert Heilman

Intelligent Transportation Systems Joint Program Office
Director, Kenneth Leonard

National Coordination Office, Space-Based Positioning, Navigation and Timing
Director, Harold W. "Stormy" Martin III

Office of Positioning, Navigation and Timing & Spectrum Management
Director, Karen Van Dyke

Office of Research, Development and Technology
Vacant

Office of Technology Policy and Outreach
Director, Timothy Klein

Transportation Safety Institute
Director, Dr. Troy Jackson 
Senior Liaison, Christine Lawrence

John A. Volpe National Transportation Systems Center
Director, Anne D. Aylward
Deputy Director for Research & Technology, Dr. Steven M. Popkin
Deputy Director for Operations, Susan M. "Sue" Connors
Director, Center for Safety Management & Human Factors, Maura Lohrenz
Director, Center for Policy, Planning & Environment, Gregg Fleming
Director, Center for Infrastructure Systems & Technology, Luisa Paiewonsky
Director, Center for Air Traffic Systems & Operations, Gregory G. Joyner

Public Affairs Contacts: 
BTS – david.smallen@dot.gov 202-366-5568
All other OST-R offices – nancy.wilochka@dot.gov 202-366-5128 

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