Rob Glaser
Rob Glaser, a billionaire, founder (in 1994) of RealNetworks which produced RealAudio, RealVideo, RealPlayer, etc. His products are now losing a battle with Microsoft (esp. MediaPlayer). Before RealNetworks, he became a millionaire by working for 10 years for Microsoft.
Glaser is a graduate of Yale University with a BA and an MA degrees in Economics and a BS degree in Computer Science.