01Interactive
Compare a hat puzzle with and without a public announcement that at least one hat is blue.
Associated with Robert Aumann (provisional)
Robert Aumann.
Game theorist whose work includes common knowledge and interactive reasoning.
Associated with
02Interactive
Follow or ignore a private recommendation in a collision-avoidance payoff game.
Associated with Robert Aumann (provisional)
These relationships distinguish discussion, development, and popularization; they do not imply sole invention. Effect pages include supporting references where verified and label provisional associations.