Jeff Kinney is an American author and game designer best known for creating the Diary of a Wimpy Kid book series. The series follows the adventures of Greg Heffley, an 11-year old boy who attends middle school. Greg deals with bullies like his older brother Rodrick and problems fitting in. The books are told from Greg's perspective through journal entries and drawings. The Diary of a Wimpy Kid series has sold over 200 million copies worldwide and been translated into over 50 languages. Kinney draws inspiration from his own family to craft the humorous stories about middle school life.