John Green   Katherine V thought boys were grossKatherine X just wanted to be friendsKatherine XVIII dumped him in an e-mailK-19 broke his heartWhen it comes to relationships, Colin Singleton's...

John Green Quentin Jacobsen has always loved Margo from afar. So when she climbs through his window to summon him on an all-night road trip of revenge he cannot help...

John Green Despite the tumor-shrinking medical miracle that has bought her a few years, Hazel has never been anything but terminal, her final chapter inscribed upon diagnosis. But when a...

John Green and David LevithanOne cold night, in a most unlikely corner of Chicago, two strangers cross paths. Two teens with the same name, running in two very different circles,...