Born as Simonyi Károly; Computer software developer; Bachelor of Science in Engineering Mathematics, specializing in Mathematics and Statistics, from the University of California, Berkeley, 1972; Ph.D. in computer science from Stanford University; he continued to Stanford University for graduate studies and was then hired by Xerox PARC; 1981 he turned over to Microsoft and was involved in the development of "Word", "Excel" and "Multiplan"; since 2002 he has his own firm "Intentional Software Corporation".