Stickk.com allows people to undertake commitment bonds: promises that they will do something (lose weight, quit smoking, etc.) or else forfeit a pre-determined amount of money to a charity. Either the honor system or a referee can be used to decide if the goal is met. The idea is related to Nobel prize-winner Thomas Schelling's concept of strategic precommitment. More here, here, and here.
posted by shivohum
on Jan 18, 2008 -