The Copper Gauntlet by Holly Black and Cassandra Clare

The second in the Magisterium series by authors Holly Black and Cassandra Clare.  Callum Hunt has passed the Gate of Control at the end of his first year learning of magic that his father did not want him to become educated about.  As the summer ends Callum leaves home is fear of his life and the life of his chaos ridden wolf.
A mixture of magic and destiny, or the ability to change destiny and expectations.  Page turning, well written and appealing to the fantasy reader.