Taken from the READ ME...

"-ABOUT-
This mod adds new custom classes to the game with their own descriptions. it also adds a new NPCs somewhere random to the game world, one of each new class.
New Classes included:
Astrologer
Dawn Mage
Day Lord
Druid
Dusk Mage
Explorer 
Grim Wraith
Librarian
Night Lord
Poet
Researcher
Shaman
Weapon Master"