1. Johns Frederick Rulifson was born on August 20,1941 and is an American computer scientist.

1. Johns Frederick Rulifson was born on August 20,1941 and is an American computer scientist.
Johns Frederick Rulifson was born August 20,1941, in Bellefontaine, Ohio.
Jeff Rulifson's father was Erwin Charles Rulifson and mother was Virginia Helen Johns.
Jeff Rulifson married Janet Irving on June 8,1963, and had two children.
Jeff Rulifson led the software team that implemented the oN-Line System, a system that foreshadowed many future developments in modern computing and networking.
Specifically, Jeff Rulifson developed the command language for the NLS, among other features.
Jeff Rulifson was lead programmer and wrote the program and demonstration files for the first public demonstration of the computer mouse in 1968.
Jeff Rulifson was the chief programmer of the first use of hypertext.
Jeff Rulifson was the SRI's representative to the "network working group" in 1968, which led to the first connection on the ARPANET.
Jeff Rulifson described the Decode-Encode Language, which was designed to allow remote use of NLS over ARPANET.
Jeff Rulifson left SRI to join the System Sciences Laboratory within Xerox PARC in 1973.
Jeff Rulifson began working for Sun Microsystems Laboratories in 1987, and held positions including as a director of engineering, technology development, and research groups.
Jeff Rulifson then managed Ivan Sutherland's lab from 2003 until his retirement.
Jeff Rulifson is an emeritus board member of the Doug Engelbart Institute and Chairman of The Open Group.
In 1990, Jeff Rulifson won the Association for Computing Machinery's Software System Award for implementing groundbreaking innovations such as hypertext, outline processors, and video conferencing.