A History of Silicon Valley

This biography is an appendix to my book "A History of Silicon Valley"


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(Copyright © 2009 Piero Scaruffi)

Bob Metcalfe

Bob Metcalfe (New York, 1946) studied at the electrical engineering MIT, business management at the Sloan School, and computer science at Harvard, where he worked on Project MAC and graduated in 1973. A year earlier he had already joined Xerox PARC in Palo Alto, where he had just invented the local-area networking technology Ethernet. The first Ethernet was finally operational in 1976. Metcalfe also enunciated his law: the value of a network of devices increases exponentially with the number of connected devices. This was popularly translated in terms of users: the value of a network increases exponentially with the number of the people that it connects. In 1976 Metcalfe joined the Xerox division that was working on the Xerox Star workstation. In 1979 Metcalfe left Xerox PARC to found 3Com (Computers, Communication and Compatibility) in his Palo Alto apartment (but the first offices were in Santa Clara). The idea was to provide personal computer manufacturers with Ethernet adaptor cards so that businesses could connect all the small computers in one local-area network. He left 3Com in 1990 and started writing about technology. In 1995 he predicted the Internet would collapse within one year. In 2001 he joined the venture-capitalist firm Polaris Venture.
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