Hank Green

one of the VlogBrothers, with John Green

William Henry "Hank" Green II (born 5 May 1980) is an American entrepreneur, musician, and vlogger. He is best known for his YouTube channel Vlogbrothers[1] where he regularly uploads videos along with his brother, John Green. He is also the creator of the online environmental technology blog Eco Geek. He is involved with several other channels on YouTube, including Crash Course, Sci Show, and "The Brain Scoop." http://en.wikipedia.org/wiki/Hank_Green

Sci Show http://www.wired.com/geekdad/2012/03/scishow-crash-course/

LizzieBennetDiaries (Pride And Prejudice) http://en.wikipedia.org/wiki/The_Lizzie_Bennet_Diaries

At XOXO-2014 - https://www.youtube.com/watch?v=lPtopvsxmZY