Griffin wanted to launch a game show but found that networks were hesitant after the 1950s quiz show scandals. He landed on the idea of Jeopardy! during a conversation with his wife when she asked him, “Why don’t you give [the contestants] the answers? And make people come up with the questions?” Thus, Jeopardy!, in which a team of writers makes up clues given to contestants who must deliver responses in the form of questions, was born.

Source: Britannica