Wizard: Firefly
Witch Doctor: Doubtwalker
Monk: Unyielding

you can see these by attempting to access the story's site i.e. http://us.battle.net/d3/en/game/lore/short-story/wizard/
the title shows up in the Site Map near the top...
Diablo III > Game Guide > Expanded Universe > Short Stories > Firefly

also... I cant wait... these stories are awesome :)