D. Greenshields was a prominent traffic researcher. He was born in Winfield, Kansas and grew up in Blackwell,
Oklahoma. During World War I he was with the Army Signal Corps. He was a graduate of the University of Oklahoma and earned his
Masters Degree and Doctorate in Civil Engineering from the University of
Michigan. During his long teaching career he taught at Marquette
University, Virginia Polytechnic Institute, Denison University, College
of the City of New York, the Polytechnic Institute of Brooklyn, New York
University, the George Washington University and Michigan.
was a prolific author having written numerous articles on traffic
behavior and highway safety.
He was a pioneer in the use of photography relating to traffic
matters and invented the "Drivometer," a driver testing
He was a pioneer in applying mathematics to traffic flow.
World War I Dr. Greenshields was with the Air Service of the US Army.
He also served as City Engineer of Granville, Ohio and worked
with the Ohio State Highway Department and the Wisconsin State Highway
taught at the George Washington University for ten years and in 1956
joined the University of Michigan faculty and was Acting Director of the
Transportation Institute there until his retirement in 1966.
He then returned to Washington and was a traffic consultant to
various federal agencies.
Dr. Greenshields received the Matson Memorial Award in 1976.