Into The Impossible

Greenspun grew up in Bethesda, Maryland, and received a B.S. in Mathematics from MIT in 1982. After working for Hewlett Packard Research Labs in Palo Alto and Symbolics, he became a founder of ICAD, Inc. Greenspun returned to MIT to study electrical engineering and computer science, eventually receiving a Ph.D. Working with Isaac Kohane of Boston Children's Hospital and Harvard Medical School, Greenspun was the developer of an early Web-based electronic medical record system. The system is described in "Building national electronic medical record systems via the World Wide Web" (1996).[1] Greenspun and Kohane continue to work together on a medical informatics at Harvard Medical School. In 1995, Greenspun was hired to lead development of Hearst Corporation's Internet services, which included early e-commerce sites. In 1997 he co-founded ArsDigita, a web services company which grew to $20 million in annual revenues by 2000. Photo.net and ArsDigita In 1993, Greenspun founded photo.net, an online community for