Bryan Johnson (born August 22, 1977) is an American entrepreneur,[1][2] venture capitalist,[3] writer and author.[4] He is the founder and former CEO of Kernel, a company creating devices that monitor and record brain activity,[5][6] and OS Fund, a venture capital firm that invests in early-stage science and technology companies.[7]
Johnson was also the founder, chairman and CEO of Braintree,[8] a company specializing in mobile and web payment systems for e-commerce companies. Braintree acquired Venmo in 2012 for $26.2 million; the combined entity was acquired by PayPal for $800 million in 2013.[9][10]
Johnson has received media attention for his anti-aging attempt which he refers to as "Project Blueprint".[11][12]