Will Shortz has been the Puzzlemaster for NPR's Weekend Edition Sunday with Liane Hansen since the program's beginning in 1987.
Ideas can hit at any time of the day.
Sometimes I'll notice an interesting bit of wordplay and build a puzzle around it. They were burying her on Saturday. The mother had been a big Times crossword fan, never missing a Sunday, and always finishing in ink. The daughter wanted to know if it would be possible to get an advance copy of the Sunday Times crossword to put in the coffin with her. So we Fedexed the daughter a copy of the next Sunday's Magazine.