Professional foul Football League, recommended in 1982 that any offence that denies the attacking player an obvious scoring opportunity should be deemed "serious foul play" by English referees and would therefore receive a red card, in order to deter offenders. The subcommittee produced several suggestions, including making the professional foul a mandatory red card offence, which they submitted to the IFAB for consideration. All the suggestions were defeated. The rule was finally fixed into the Laws of the Game by IFAB in 1990 and referees were instructed by FIFA for the 1990 World Cup to send off players for a professional foul.
Strategic move Strategic move A strategic move in game theory is an action taken by a player outside the defined actions of the game in order to gain a strategic advantage and increase one's payoff. Strategic moves can either be "unconditional moves" or "response rules". The key characteristics of a strategic move are that it involves a "commitment" from the player, meaning the player can only restrict her own choices, and that the commitment has to be "credible", meaning that once employed it must be in the interest of the player to follow through with the move. Credible moves should also be