Loremaster Skosiris

Loremaster Skosiris is a blood elf found at the Seer's Library on Scryer's Tier in Shattrath City. He guards a vast collection of book closets, which serve as master trainers for all the professions currently available to World of Warcraft players.

Quotes
Here I have amassed what may well be the greatest depository of lore in all of Outland. Even the grand libraries of Silvermoon City pale in comparison.
 * Gossip

Please... look, read, browse to your heart's content. You'll find everything organized and clearly labeled.

Trivia

 * He is a reference to Skosiris, the co-founder of Wowhead.