Lawrence C. Widdoes Jr.

Lawrence Curtis Widdoes Jr. (born January 19, 1952, in St. Louis, Missouri) is an American computer scientist who, working with Thomas M. McWilliams, expanded the Stanford University Drawing System into SCALD, a structured computer-aided logic design methodology used to design advanced computers including the Lawrence Livermore S-1 project, where Widdoes served as technical director. He earned his PhD in computer science from Stanford in December 1980, winning the 1981 Fannie and John Hertz award for best thesis, and shared the IEEE Computer Society W. Wallace McDowell Award with McWilliams in 1984 for developing SCALD. In 1981 he co-founded Valid Logic Systems, and in 1987 founded Logic Modeling Systems, a hardware-modeling technology company.