Eric S. Raymond

Eric S. Raymond

Eric Steven Raymond (born December 4, 1957), often referred to as ESR, is an American computer programmer, author and open source software advocate. After the 1997 publication of The Cathedral and the Bazaar, Raymond was for a number of years frequently quoted as an unofficial spokesman for the open source movement. He is also known for his 1990 edit and later updates of the Jargon File, currently in print as the The New Hacker's Dictionary.