Green brothers

Partnership between brothers Hank and John Green

The Green brothers, John and Hank, are two American entrepreneurs, social activists, authors, and YouTube vloggers. The two have collaborated extensively throughout their public careers, beginning with a daily vlog project in 2007 titled "Brotherhood 2.0", in which they only communicated in vlogs posted to YouTube for a year. The Greens' portfolio of online work now includes their main Vlogbrothers channel, Crash Course, SciShow, their podcast Dear Hank & John, and several other projects spanning several forms of media.

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