David Barnes (programmer)
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David Barnes is a technical evangelist for IBM and leads IBM's evangelism efforts around Web 2.0 technologies.[1]
He was an IBM Team OS/2 member, nicknamed "The OS/2 Evangelist", for his work in the user-level enthusiasm movement. He was also IBM's spokesperson for the 1996 Olympic Games.
Barnes has appeared in different IBM commercials [2], and has often presented new IBM technology in interviews and at press conferences and conventions. [3] [4]