The Free On-line Dictionary of Computing (30 December 2018):

Marc Andreessen

    The man who founded Netscape Communications
   Corporation in April 1994 with Dr. James H. Clark.
   Andreessen has been a director since September 1994.

   As an undergraduate at the University of Illinois in
   Champaign, Andreessen created the Mosaic web browser
   prototype with a team of students and staff at the
   university's National Center for Supercomputing Applications
   (NCSA).  With a friendly, point-and-click method for
   navigating the Internet and free distribution to network
   users, NCSA Mosaic gained an estimated two million users
   worldwide in just over one year.  Andreessen earned his
   Bachelor of Science degree in Computer Science at the
   University of Illinois in 1993.

   Home
   (http://netscape.com/columns/techvision/index.html).

   (1999-04-12)