author-

(Latin: master, leader; he/she who brings about [something])


authority, (from Latin, auctor, "invention, creator, advice, opinion, influence, command")
The right and power to command, enforce laws, exact obedience, determine, or judge; a person or group invested with this right and power.
authorization, authorize
1. To give authority or power to.
2. To approve or to permit; to sanction.