Associate of Applied Science, State University of New York, Buffalo, 1956.
Senior art director, BDO International (Barton, Durstine & Osborn) and Batten Company, New York City executive art director, Ciby-Geigy, Summit, New Jersey president, DeCesare Design Associations, Darien, Connecticut, since 1978; vice president, managing director, Illustrators and Designers Workshop. Lecturer in field; consultant Hanley-Wood Inc.
Member Society Illustrators, Connecticut Art Directors Club (past board directors).
Son of Louis A. and Marjorie E. (Chism) deC. Married Moira K. O'Dea, August 11, 1956. Children: John L., Paul A., Michael P.