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Assistant Secretary for Research and Technology

In This Section

AI Assurance Program

As new AI technologies emerge across the transportation ecosystem, HASS COE is leading USDOT efforts to identify the challenges, opportunities, risks, and priorities for AI assurance. To promote coordination and collaboration across all Operating Administrations,...


Spotlight on Innovative Technology and Automation Deployment in Work Zones

Wednesday, April 17, 2024 11am - 12pm ET

In honor of National Work Zone Awareness Week, this webinar spotlighted three transportation...

Christopher Nassif


Christopher Nassif Senior Scientist, HASS COE

Christopher Nassif is a Senior Scientist at the USDOT Highly Automated Systems Safety Center of Excellence (HASS COE) specializing in testing and evaluation of multi-modal autonomous...

Rural Autonomous Vehicle Research Program

12/13/23 - USDOT Releases NOFO for RAV : Notice of Funding Opportunity (NOFO)for first-of-its-kind Rural Autonomous Vehicle (RAV) Research Program. $25 million for two awards to accredited non-profit institutions of higher education , or consortia thereof, as cooperative agreements on...

OST-R @ TRB 2024 Event Schedule

Schedule for all OST-R related panelist and presentation events at TRB. Drop down menus are listed by day and schedule is listed by time and activity. A full downloadable schedule with all OST-R activities is also available.

Schedule is subject to update. The full TRB schedule is available on the TRB website.


HASS COE is engaged in several research projects and activities that provide support and partnership to USDOT to review, assess, and validate the safety of highly automated systems. 

Recent Collaborations AI Assurance Program

As new AI technologies emerge across the...