Marc is a statistician in the Office of Safety, Strategic Integration Team, where he provides statistical analyses of many databases and works with many groups toward the goal of reducing fatalities, injuries, and other crashes. He also researches trends in fatalities, injuries, and property-damage only crashes and publishes Technical Reports and Research Notes. Marc also makes presentations at a variety of traffic safety conferences throughout the United States on topics including lives saved estimates, passenger restraint use, motorcycle helmet use, alcohol involvement in crashes, and trends in non-fatal traffic injuries. He chaired the NHTSA Training Council for two years.
Marc also taught math at Duke TIP for four years.