Cassandra Clare is the author of the #1 New York Times, USA TODAY, Wall Street Journal, and Publishers Weekly bestselling Mortal Instruments series and the Infernal Devices trilogy, and coauthor of the Bane Chronicles with Sarah Rees Brennan and Maureen Johnson. Her books have more than 40 million copies in print worldwide and have been translated into more than 35 languages. Cassandra lives in western Massachusetts. Visit her at CassandraClare.com. Learn more about the world of the Shadowhunters at Shadowhunters.com.