Expertise Directory Search
The expertise of our scientists, engineers, and support staff encompasses more than 100 transportation-related disciplines and expertise areas. The following expertise areas and contacts can be found at the Turner-Fairbank Highway Research Center (TFHRC), and offices housed at the research and development facility: the Office of Infrastructure Research and Development, the Office of Operations Research and Development, the Office of Safety Research and Development, and the Office of Corporate Research, Development, and Innovation Management, which supports all three research offices and manages the Exploratory Advanced Research Program. The 16 laboratories and data centers at TFHRC provide a vital resource for advancing the body of knowledge that has been created and developed to solve national transportation goals. If you can’t find your research contact below, try the Roles and Responsibilities search. If you would like to see how our organization is structured, try the Staff Directory.
All media inquiries and interview requests should be directed to the Office of Public Affairs at 202-366-0660.
Area of Expertise | First Name |
Last Name![]() |
Telephone | Office | |
---|---|---|---|---|---|
Active Traffic Management and Traffic Management Centers | Brian | Philips | brian.philips@dot.gov | (202) 493-3468 | Human Factors Team |
Connected Vehicles Research and Development | Brian | Philips | brian.philips@dot.gov | (202) 493-3468 | Human Factors Team |
Driver Behavior and Decisionmaking | Brian | Philips | brian.philips@dot.gov | (202) 493-3468 | Human Factors Team |
Driver Distraction and Attention | Brian | Philips | brian.philips@dot.gov | (202) 493-3468 | Human Factors Team |
Human Factors Guidelines | Brian | Philips | brian.philips@dot.gov | (202) 493-3468 | Human Factors Team |
Vehicle-Infrastructure Automation Systems | Brian | Philips | brian.philips@dot.gov | (202) 493-3468 | Human Factors Team |
Public Roads | Maria | Romstedt | maria.romstedt@dot.gov | (202) 493-3432 | Marketing and Communications Team |
Transportation Pooled Fund Program Management | Patricia | Sergeson | patricia.sergeson@dot.gov | (202) 493-3166 | Research and Technology Program Development and Partnership Team |
Communications Research and Technology | Lisa A. | Shuler | lisa.a.shuler@dot.gov | (202) 493-3375 | Marketing and Communications Team |
Public Roads | Lisa A. | Shuler | lisa.a.shuler@dot.gov | (202) 493-3375 | Marketing and Communications Team |
Durability of Cement-based materials | Robert | Spragg | robert.spragg@dot.gov | (202) 493-3233 | Infrastructure Materials Team |
Internal Curing of Cement-based materials | Robert | Spragg | robert.spragg@dot.gov | (202) 493-3233 | Infrastructure Materials Team |
Resistivity and Formation Factor Testing | Robert | Spragg | robert.spragg@dot.gov | (202) 493-3233 | Infrastructure Materials Team |
Concrete Materials Research and Development | Robert | Spragg | robert.spragg@dot.gov | (202) 493-3233 | Infrastructure Materials Team |
Geographic Information Systems (GIS) Coordination | Carol H | Tan | carol.tan@dot.gov | (202) 493-3315 | Safety Data and Analysis Team |
Highway Safety Information System | Carol H | Tan | carol.tan@dot.gov | (202) 493-3315 | Safety Data and Analysis Team |
HSIS (Highway Safety Information System) | Carol H | Tan | carol.tan@dot.gov | (202) 493-3315 | Safety Data and Analysis Team |
Model Minimum Inventory of Roadway Elements (MMIRE) | Carol H | Tan | carol.tan@dot.gov | (202) 493-3315 | Safety Data and Analysis Team |
Motorcycle Crash Causation Study | Carol H | Tan | carol.tan@dot.gov | (202) 493-3315 | Safety Data and Analysis Team |
Safety Management Research | Carol H | Tan | carol.tan@dot.gov | (202) 493-3315 | Safety Data and Analysis Team |
Wildlife Vehicle Crashes | Carol H | Tan | carol.tan@dot.gov | (202) 493-3315 | Safety Data and Analysis Team |
Data Analysis Research and Development | Carol H | Tan | carol.tan@dot.gov | (202) 493-3315 | Safety Data and Analysis Team |
Research and Technology Program Coordination Title V | Craig | Thor | craig.thor@dot.gov | (202) 493-3338 | Research and Technology Program Development and Partnership Team |
Small Business Innovation Research | Craig | Thor | craig.thor@dot.gov | (202) 493-3338 | Research and Technology Program Development and Partnership Team |
Research and Development Legislation | Craig | Thor | craig.thor@dot.gov | (202) 493-3338 | Research and Technology Program Development and Partnership Team |
Adaptive Signal Control Research | Govindarajan | Vadakpat | g.vadakpat@dot.gov | (202) 493-3283 | Transportation Operations Applications Team |
Connected Vehicles Research and Development | Govindarajan | Vadakpat | g.vadakpat@dot.gov | (202) 493-3283 | Transportation Operations Applications Team |
Planning for Operations | Govindarajan | Vadakpat | g.vadakpat@dot.gov | (202) 493-3283 | Transportation Operations Applications Team |
Traffic Flow Theory | Randy | VanGorder | randall.vangorder@dot.gov | (202) 493-3266 | Technical Direction |
Traffic Signal Control Research | Randy | VanGorder | randall.vangorder@dot.gov | (202) 493-3266 | Technical Direction |
Dynamic Traffic Assignment | Randy | VanGorder | randall.vangorder@dot.gov | (202) 493-3266 | Technical Direction |
Freight Professional Development | Randy | VanGorder | randall.vangorder@dot.gov | (202) 493-3266 | Technical Direction |
Localized Bottleneck Reduction | Randy | VanGorder | randall.vangorder@dot.gov | (202) 493-3266 | Technical Direction |
Operations Research and Development Technology Facilitation | Randy | VanGorder | randall.vangorder@dot.gov | (202) 493-3266 | Technical Direction |
Saxton Transportation Operations Laboratory (TOL) | Randy | VanGorder | randall.vangorder@dot.gov | (202) 493-3266 | Technical Direction |
Traffic Estimation and Prediction System | Randy | VanGorder | randall.vangorder@dot.gov | (202) 493-3266 | Technical Direction |
Federal Highway Administration Research Library | Dawn | Vanlandingham | dawn.vanlandingham@dot.gov | (202) 493-3198 | Marketing and Communications Team |
FHWA Research Library | Dawn | Vanlandingham | dawn.vanlandingham@dot.gov | (202) 493-3198 | Marketing and Communications Team |
Publishing Copyrights and Reprint Permissions (Research, Development, and Technology) | Dawn | Vanlandingham | dawn.vanlandingham@dot.gov | (202) 493-3198 | Marketing and Communications Team |
Web site (Research and Technology; Turner-Fairbank Highway Research Center; Exploratory Advanced Research, SharePoint) | Dawn | Vanlandingham | dawn.vanlandingham@dot.gov | (202) 493-3198 | Marketing and Communications Team |
Vehicle Classification | Deborah M | Walker | deborah.walker@dot.gov | (202) 493-3068 | Long-Term Infrastructure Performance Team |
Weigh in Motion (WIM), Measurements and Equipment Research and Development | Deborah M | Walker | deborah.walker@dot.gov | (202) 493-3068 | Long-Term Infrastructure Performance Team |
Long-Term Pavement Performance Program (LTPP) Traffic data collection and Processing | Deborah M | Walker | deborah.walker@dot.gov | (202) 493-3068 | Long-Term Infrastructure Performance Team |
Traffic Data Collection Research and Development | Deborah M | Walker | deborah.walker@dot.gov | (202) 493-3068 | Long-Term Infrastructure Performance Team |
Long-Term Pavement Performance (LTPP) Data Analysis | Larry J | Wiser | larry.wiser@dot.gov | (202) 493-3079 | Long-Term Infrastructure Performance Team |
Long-Term Pavement Performance (LTPP) Profile Data Collection | Larry J | Wiser | larry.wiser@dot.gov | (202) 493-3079 | Long-Term Infrastructure Performance Team |
Pavement Smoothness and Texture Research and Development | Larry J | Wiser | larry.wiser@dot.gov | (202) 493-3079 | Long-Term Infrastructure Performance Team |
Pavement Surface Characteristics | Larry J | Wiser | larry.wiser@dot.gov | (202) 493-3079 | Long-Term Infrastructure Performance Team |
Asphalt Chemistry Research and Development | John S (Jack) | Youtcheff, Jr. | jack.youtcheff@dot.gov | (202) 493-3090 | Infrastructure Materials Team |
Asphalt Materials Research and Development | John S (Jack) | Youtcheff, Jr. | jack.youtcheff@dot.gov | (202) 493-3090 | Infrastructure Materials Team |