School of Information Science - Hall of Fame

Marc Andreessen
  • Marc Andreessen
  • Born: July 9, 1971
  • Field: Computer software; Web technology; computing industry
  • Focus: Co-authored Mosaic Web browser and cofounded Netscape Communications Corporation.
  • Country: United States
  • Era: 1990 to present

Marc Andreessen is the chair of Opsware, a software company. He is best known as a cofounder of Netscape Communications Corporation and co-author of Mosaic, an early Web browser. As an undergraduate at the University of Illinois in Champaign, Andreessen created the Mosaic browser with a team of students and staff at the University's National Center for Supercomputing Applications (NCSA).

After graduating from college, Andreessen joined former Silicon Graphics chairman Jim Clark to launch Netscape Communications. As chief technology officer and later executive vice president of products for Netscape, Andreessen played a critical role in guiding both the company's growth and the company's decision to release the browser's source code to the open source community.

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