“Sometimes, you read a book and it fills you with this weird evangelical zeal, and you become convinced that the shattered world will never be put back together unless and until all living humans read the book.”

John Green is the New York Times bestselling author of Looking for Alaska, An Abundance of Katherines, Paper Towns, and The Fault in Our Stars. He is one half of the vlogbrothers on YouTube and co-creator of educational series Crash Course.