John Green is the award-winning, #1 bestselling author of Looking for Alaska, An Abundance of Katherines, Paper Towns, Will Grayson, Will Grayson (with David Levithan), The Fault in Our Stars and Turtles All the Way Down.

John's many accolades include the Printz Medal, a Printz Honor, and the Edgar Award. He has twice been a finalist for the LA Times Book Prize and was selected by TIME magazine as one of the 100 Most Influential People in the World. With his brother, Hank, John is one half of the Vlogbrothers and co-created the online educational series CrashCourse.

You can join the millions who follow him on Twitter @johngreen and Instagram @johngreenwritesbooks.

John lives with his family in Indianapolis, Indiana.

John Green is the author of Looking for Alaska; An Abundance of Katherines; Paper Towns; Will Grayson, Will Grayson (with David Levithan); The Fault in Our Stars, and Turtles All the Way Down. His books have received many accolades, including a Printz Medal, a Printz Honor, and an Edgar Award. John has twice been a finalist for the LA Times Book Prize and was selected by TIME magazine as one of the 100 Most Influential People in the World. With his brother, Hank, John has co-created many online video projects, including Vlogbrothers and the educational channel Crash Course. He lives with his family in Indianapolis, Indiana.

David Levithan's many acclaimed novels include Someday, Another Day, Every Day, Two Boys Kissing, and Boy Meets Boy. His bestselling collaborations include Nick & Norah's Infinite Playlist and the Dash & Lily series (both written with Rachel Cohn) and Will Grayson, Will Grayson (written with John Green). In 2016, David was named the recipient of the Margaret A. Edwards Award for his contribution to YA literature. You can learn more about him at davidlevithan.com and follow him on Twitter at @loversdiction.