Emrick Mara
Master Mara is a teacher at the Tyrness Academy. He teaches the apprentice class of students every year and it is his decision who is allowed to progress to adept classes.
Mara has reached third circle or higher in all of the twelve major spheres of magic. He knows of innumerable minor spheres, but has trained in artificing, metal, and plant spheres specifically.
He has no patience for people who are late. He's rumored to be in a relationship with Cora, and eventually takes Yalline as his apprentice.