I am really interested in other people's opinions. There are 14 posters who come to mind who are very eloquent and usually very educated by their posts and I have learned a lot from them. they are:
Earllogjam
NJQT
Naughty
Pecker
Henry Miller
InvisibleMan
HazelGod
SpoiledPrincess
Snoozan
EagleCowboy
hotmilf
wldhoney
Drifterwood
mercurialbliss/No_Strings (They count as one)
I know there are many others, but these people always get me to look at their posts.