Guess Who? is a two-player board game where players each guess the identity of the other's chosen character. The game was developed by Israeli game inventors Ora and Theo Coster, also known as Theora Design, and first manufactured by Milton Bradley in 1979. It is now owned by Hasbro. The game was first brought to the UK by Jack Barr Sr. in 1982. The classic edition is currently being produced by Winning Moves Games USA.