 The surprise test paradox also has ties to issues that are not clearly paradoxes – or to issues whose status as paradoxes is at least contested. Consider the Monty Hall problem. There is a prize behind exactly one of three doors. After you pick, Monty Hall will reveal what is behind one of the doors that lacks the prize. He will then give you an option to switch your choice to another closed door. Should you switch to have the best chance to win the prize? When Marylin vos Savant answered yes in a 1990 Parade magazine she was mistakenly scolded by many readers — including some scholars. The correct solution was provided by the original poser of the puzzle decades earlier and was never forgotten or effectively criticized. 