Artysta
John Green
John Green is an American author and YouTuber whose idiosyncratic voice is credited with creating a major shift in the young adult fiction market. He has more than 50 million book copies in print worldwide, including the 2012 release The Fault in Our Stars, which is one of the best-selling books of all time. In addition to his writing, Green is well known for his work in online video, most notably his various YouTube ventures alongside his younger brother, Hank Green.
