John Green is an American author, vlogger, producer, and educator. He is best known for his award-winning young adult novels, including The Fault in Our Stars, Paper Towns, and Looking for Alaska. He is also the co-creator of the educational YouTube channel Crash Course, which has over 8 million subscribers. Green is an advocate for mental health awareness and has spoken publicly about his own struggles with anxiety and obsessive-compulsive disorder. He is a New York Times best-selling author and has been nominated for numerous awards, including the Printz Award and the Edgar Award. Green is a passionate advocate for literacy and education, and has been involved in numerous charitable organizations.