Lawrence Roberts American (1937-). Neighbour and friend of Bob Taylor. Taylor recruited him to join ARPA’s IPTO in 1966. While at ARPA, built system connecting large computers at MIT and UCLA.“Two-node” system paved way for additional connection of computers at the Universities of Utah and Stanford. Influenced by Licklider’s writing, Roberts wrote code that enabled packet-switching. First such message transfer took place in October 1969 between computers at UCLA and Stanford.