French sociologist Roger Caillois , in his book Les jeux et les hommes ( Games and Men ) , defined a game as an activity that must have the following characteristics : Computer game designer Chris Crawford , founder of The Journal of Computer Game Design , has attempted to define the term game using a series of dichotomies : Crawford 's definition may thus be rendered as : an interactive , goal-oriented activity , with active agents to play against , in which players ( including active agents ) can interfere with each other .
French sociologist Roger Caillois , in his book Les jeux et les hommes ( Games and Men ) , said that a game is an activity that must have the following traits : Computer game designer Chris Crawford attempted to define the term game using a series of dichotomies : Crawford 's definition may thus be rendered as : an interactive , goal-oriented activity , active agents to play against , in which players ( including active agents ) can interfere with each other .