A trustee emeritus since 2006 and trustee since 1998, Wei is the Pomeroy and Betty Perry Smith Professor emeritus of Chemical Engineering and Dean emeritus of the School of Engineering and Applied Science at Princeton University. He is the former Warren Lewis Professor at Massachusetts Institute of Technology where he also served as head of Chemical Engineering; the Allan Colburn Professor of Chemical Engineering at the University of Delaware; chemical research engineer at Mobil Oil; consulting editor for the McGraw-Hill Chemical Engineering Book Series, editor-in-chief of Advances in Chemical Engineering, and the author of Great Inventions that Changed the World (John Wiley and Sons, (2012). An elected member of the National Academy of Engineering, and an elected fellow of the American Academy of Arts and Sciences, Wei is a former trustee of Smith College. He is a graduate of Georgia Institute of Technology (BS ’52), MIT (MS ’54, ScD ’55), and Harvard University (Advanced Management Program ’69).