Magisterium: The Silver Mask

Cassandra and Holly have a huge global reach both with their books, and direct to their devoted readers via their heavily populated social media channels.Cassandra and Holly both have an impressive sales track record. Holly has sold 10 million books worldwide and Cassandra has sold 26 million copies.This series is hugely commercial. Magic and magic school are always popular and this series can fill the gap left by Harry Potter easily.Book One in the series hit the New York Times bestseller chart and was in the hardback TCM chart here in the UK. It has also published around the world with great success.City of Bones film came out in August 2014 and The Spiderwick Chronicles film was released in 2008. Cassie and Holly already have an option deal to produce the Magisterium film alongside Constantin Features.Holly Black (Author)
Holly Black is the bestselling author of contemporary fantasy novels for teens and children, including Tithe: A Modern Faerie Tale and the #1 New York Times bestselling Spiderwick series. She has been a finalist for the Mythopoeic Award and the Eisner Award, and the recipient of the Andre Norton Award. Holly lives in Massachusetts with her husband, Theo, in a house with a secret library. Her website is www.blackholly.com.

Cassandra Clare (Author)
Cassandra Clare is the author of the #1 New York Times, USA TODAY, Wall Street Journal, and Publishers Weekly bestselling Mortal Instruments series, The Infernal Devices trilogy, and The Bane Chronicles. Her books have more than 30 million copies in print worldwide and have been translated into more than thirty-five languages. Cassandra lives in western Massachusetts. Visit her at CassandraClare.com. Learn more about the world of the Shadowhunters at Shadowhunters.com.

Callum Hunt's life has fallen apart.

His friend is gone. The spy has escaped. His secret is out.

He is facing an existence behind bars, banished from the rest of the magical community for what he is - for what he might become.

But a shocking revelation has promised freedom - at a cost. Will he stay strong, and faithful to his friends and teachers? Or take the risk, and destroy everything he's ever loved?

This fourth year at the Magisterium will be unlike anything else that has gone before . . .

'I can't wait to read more of this series!' - Rick Riordan