Ted Coiner of the word hypertext; guru and visionary. By coincidence, Ted is currently (1999) at Keio University Ted Nelson's home page
Theodore (Ted) Nelson coined the terms hypertext and hypermedia and proposed Xanadu, wherein authoring, annotation, and reuse of others writings was supported worldwide. His vision in part underlies the development of WWW.
Theodor N. coined the terms hypertext and hypermedia, was a great proponent of these ideas, worked at Brown on some of the early systems, and proposed and worked toward Xanadu, a universal system for shared hypertext publishing and editing