Title: Game Over (video game)
Content:  Game Over is an action video game developed by Dinamic Software and published by Imagine Software in 1987. It was released for the Amstrad CPC, Commodore 64, MSX, Thomson TO7, and ZX Spectrum. The game includes some adventure game elements. A sequel, Game Over II, was released in 1987.
Title: Game Over (Martin Garrix and Loopers song)
Content:  "Game Over" is a song by Dutch DJs Martin Garrix and Loopers. It was released on 20 April 2018 via Garrix's Netherlands-based record label Stmpd Rcrds.
Title: Game Over (2003 film)
Content:  Game Over is a 2003 television film starring Yasmine Bleeth, Walter Koenig, Woody Jeffreys and Dominika Wolski. It incorporates footage originally shot for several video games released by Digital Pictures.
Title: Game Over (2019 film)
Content:  Game Over is a 2019 Indian psychological thriller film directed by Ashwin Saravanan. Produced by YNOT Studios and Reliance Entertainment, the film stars Taapsee Pannu as a woman with PTSD who is defending her home from mysterious intruders. The film was shot simultaneously in Tamil and Telugu. The film was also dubbed in Hindi and was presented by Anurag Kashyap. The dialogues were written by Ashwin Saravanan and Kaavya Ramkumar in Tamil and Venkat Kacharla in Telugu. The music is composed by Ron Ethan Yohann. Principal photography commenced on 10 October 2018. The film was released on 14 June 2019, and received critical acclaim.
Title: Game Over (Tinchy Stryder song)
Content:  The song "Game Over" was composed by Tinchy Stryder and was written by the artists in the song, Example, Giggs, Professor Green, Devlin, Chipmunk and Tinie Tempah. In the behind-the-scenes of the video, it explains how some of the artists got involved with Tinchy Stryder and "Game Over". Professor Green said he was on the Eurostar, and Sam Wrench of Universal Island Records messaged him and asked him to do a verse on "Game Over". At first, Green was unsure of doing it because he was ill and busy. Then twenty minutes later, Green sent back Wrench his verse with BlackBerry Messenger. The song is produced by Eshraque "iSHi" Mughal, credited as "Ishi 2Stripes" (known for producing tracks on Tinie 
Title: Game Over (Sheff book)
Content:  Game Over: How Nintendo Zapped an American Industry, Captured Your Dollars, and Enslaved Your Children is a non-fiction book written by David Sheff and published by Random House, New York in 1993.
Title: Game Over (video game)
Content:  Game Over was followed by Game Over II (also known as Phantis in its native Spain), which was developed and published by Dinamic Software in 1987.
Title: Game Over (Tinchy Stryder song)
Content:  "Game Over" is a song by Tinchy Stryder, released as a promotional single from his third studio album Third Strike. The song features vocals from Example, Giggs, Devlin, Chipmunk, Professor Green and Tinie Tempah, who each have their own verse. It was released on 15 November 2010 via digital download. An official remix featuring Ghetts, Slix, Griminal, Dot Rotten, Fuda Guy, Wretch 32, Roachee, Maxsta & Tinchy Stryder, can be found with a video on YouTube.
Title: Game Over (2013 film)
Content:  Game Over (Persian: بازی تمام شد) is 2013 Iranian animated short film directed by Seyed Mohsen Pourmohseni Shakib. It is director's second short animation. Game Over currently has distribution with IndieFlix online video streaming service.
Title: Game Over (P-Square album)
Content: Peter Okoye - Recording artist ; Paul Okoye - Recording artist ; Aituaje Iruobe - Featured artist ; Alaye - Featured artist ; Jude Engees Okoye - Director 

Question: Who is the author of Game Over?
Answer: David Sheff.