
1) Mystery fiction
Found on
https://www.crosswordclues.com/clue/bouchercon

Bouchercon, the Anthony Boucher Memorial World Mystery Convention, is an annual convention of creators and devotees of mystery and detective fiction. It is named in honour of writer, reviewer, and editor Anthony Boucher, and pronounced the way he pronounced his name, rhyming with `voucher`. It is held annually in the fall, each year being hosted.....
Found on
http://en.wikipedia.org/wiki/Bouchercon
No exact match found.