His first project, the "Mars Exploration Page", in 1994, experienced minor success on the heels of the Mars Pathfinder Mission. Throughout high school and college, Green created and designed websites for himself and local clients. His master's thesis was entitled "Of Both Worlds: How the Personal Computer and the Environmental Movement Change Everything". in Environmental Studies from the University of Montana. in Biochemistry from Eckerd College and a M.S. He graduated from Winter Park High School in 1998 and then earned a B.S.
Green was born to Mike and Sydney Green (born 1952) in Birmingham, Alabama, but his family soon moved to Orlando, Florida, where he was raised.
He is the co-creator of The Lizzie Bennet Diaries (2012–2013), a web series adaptation of Pride and Prejudice in the style of video blogs. With his brother John, Hank co-created VidCon, the world's largest conference about online videos, and the Project for Awesome, an annual online charity event, as well as the now-defunct conferences NerdCon: Stories, focused on storytelling, and PodCon, focused on podcasts. He has also advocated for and organized social activism, created and hosted a number of other YouTube channels and podcasts, released music albums, and amassed a large following on TikTok. He is known for producing the YouTube channel Vlogbrothers with his older brother, author John Green, as well as for creating and hosting the educational YouTube channels Crash Course and SciShow. William Henry Green II (born May 5, 1980) is an American vlogger, science communicator, entrepreneur, author, internet producer, and musician.