Background
Greenewalt was the son of Crawford Hallock Greenewalt, a chemical engineer and later president of the DuPont, and Margaretta L. Greenewalt.
Greenewalt was the son of Crawford Hallock Greenewalt, a chemical engineer and later president of the DuPont, and Margaretta L. Greenewalt.
He attended the Tower Hill School, received a Bachelor of Arts from Harvard in 1959, and a Doctor of Philosophy in Classical from the University of Pennsylvania in 1966.
Greenewalt first showed in interest in archaeology at age eight. While an undergraduate at Harvard, Greenewalt worked at the Sardis excavation, where he became known for his ability to crawl through the narrow tunnels constructed by earlier tomb robbers. After graduating in 1959, Greenewalt joined the Sardis excavation as a staff photographer.
Greenewalt"s Doctor of Philosophy thesis was on the Lydian pottery, like those recovered at the Sardis excavation.
Greenewalt worked on the Sardis excavation every summer from 1959 to 2011. In 1976 he was made the field director of the excavation, a position he held until 2007 when he turned it over to Nicholas Cahill.
Greenewalt was a member of the American Philosophical Society, and an honorary member the German Archaeological Institute and Austrian Archaeological Institute.