Ken Levine (born September 1, 1966) is an American game developer. He was the creative director and co-founder of Irrational Games. He led the creation of BioShock, and is also known for his work on Thief: The Dark Project and System Shock 2. He was named one of the "Storytellers of the Decade" by Game Informer and was the 1UP Network's 2007 person of the year. He received the inaugural Golden Joystick "Lifetime Achievement Award" for his work, such as System Shock 2 and BioShock.