Ron Gilbert is an American video-game designer, programmer, and producer, best known for his work on several classic LucasArts adventure games, including Maniac Mansion and the first two Monkey Island games. His games are generally focused on interactive story-telling. After leaving LucasArts, Gilbert cofounded Humongous Entertainment and its sister company Cavedog Entertainment. After leaving Humongous Entertainment, he cofounded Hulabee Entertainment with Shelley Day.