From Wookieepedia, the Star Wars wiki.

Horran was part of the rebellion and has hated the Empire ever since Palpatine attacked the bothan homeworld. He now wants to kill Palpatine and take revenge. He also is a bounty hunter who kill unique animals and takes their heads and mounts them on his wall. He is also a jedi who has learned all the powers by reading this book that his father created. It was destoyed when IG-Assassin Droids attacked Horran.