Sir Timothy John Berners-Lee, also known as TimBL, is an English computer scientist best known as the inventor of the World Wide Web, HTML, the URL system, and HTTP. He is a professorial research fellow at the University of Oxford and a professor emeritus at the Massachusetts Institute of Technology (MIT).
Berners-Lee proposed an information management system on 12 March 1989 and implemented the first successful communication between a Hypertext Transfer Protocol (HTTP) client and server via the Internet in mid-November. He devised and implemented the first Web browser and Web server and helped foster the Web's subsequent development. He is the founder and emeritus director of the World Wide Web Consortium (W3C), which oversees the continued development of the Web. He co-founded (with Rosemary Leith) the World Wide Web Foundation. In 2009, he was elected Foreign Associate of the National Academy of Sciences.
Berners-Lee was previously a senior researcher and holder of the 3Com founder's chair at the MIT Computer Science and Artificial Intelligence Laboratory (CSAIL).