John McAfee

British and American programmer and businessman (1945–2021)

John David McAfee (MAK-ə-fee; 18 September 1945 – 23 June 2021) was a British and American computer programmer, businessman, and two-time U.S. presidential candidate who unsuccessfully sought the Libertarian Party nomination for president of the United States in 2016 and in 2020. In 1987, he wrote the first commercial anti-virus software, founding McAfee Associates to sell his creation. He resigned in 1994 and sold his remaining stake in the company.

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