Charles M. Eastman

Charles (Chuck) M. Eastman (May 5, 1940 – November 9, 2020) was a professor and a pioneer in the areas of design cognition, building information modeling (BIM), solid and parametric modeling, engineering databases, product models, and interoperability. He is best known for his work on building description system, which later gave him a title as the 'father of BIM.' Provided by Wikipedia