DiMicco was born in 1950, and grew up in
Mount Kisco, New York, the eldest of five children of a father who worked in a beer distribution and soda manufacturing business that he started with his brothers. He graduated from
Brown University in 1972 with a bachelor's degree in Engineering, Metallurgy and Materials Science. In 1975, he received a master's degree in Metallurgy and Materials Science from the
University of Pennsylvania. ==Career==