horse betting: Randy & Mike
horse writing: Steve & ateam
equine people: Buffy, Jessica, and moodwalker
book: Danzig, Somerfrost, pgardn & My Miss Storm Cat
street: GPK & Scavs
young politicos: Repent & Seattleallstar
baseball: scudsbrother
football: gales & DD
basketball: Lbigdog
hockey: pmayjr.
boxing: brooklyntracker
pop culture: Me, lol
food: Cajungator & Joel
music: Brian

ok I can't go on, sorry if I left any out
just came off the top of my head