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.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.

"moves deftly into the gap left by Harry Potter ... all the ingredients of a gripping tale for young teenagers" Telegraph "A thrilling coming-of-age story that embraces fantasy tropes while keeping readers guessing." Publishers Weekly "The Iron Trial is merely a setup and introduction, and promises to take subsequent instalments of the Magisterium series in a more complex and philosophical direction" Starburst "This is an incredible book ... once you've started reading, its hard to put the book down. It's awesome! It's full of suspense and I cannot wait for the next book in the series to be released!" Guardian Online "The strange, subterranean Magisterium is vividly rendered, and a string of ominous revelations will leave readers eager for future installments. Fans of both authors will enjoy getting to know this well-rounded cast in the first steps of their adventure" Publishers Weekly, starred review

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.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.

"moves deftly into the gap left by Harry Potter ... all the ingredients of a gripping tale for young teenagers" Telegraph "A thrilling coming-of-age story that embraces fantasy tropes while keeping readers guessing." Publishers Weekly "The Iron Trial is merely a setup and introduction, and promises to take subsequent instalments of the Magisterium series in a more complex and philosophical direction" Starburst "This is an incredible book ... once you've started reading, its hard to put the book down. It's awesome! It's full of suspense and I cannot wait for the next book in the series to be released!" Guardian Online "The strange, subterranean Magisterium is vividly rendered, and a string of ominous revelations will leave readers eager for future installments. Fans of both authors will enjoy getting to know this well-rounded cast in the first steps of their adventure" Publishers Weekly, starred review

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.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.

"moves deftly into the gap left by Harry Potter ... all the ingredients of a gripping tale for young teenagers" Telegraph "A thrilling coming-of-age story that embraces fantasy tropes while keeping readers guessing." Publishers Weekly "The Iron Trial is merely a setup and introduction, and promises to take subsequent instalments of the Magisterium series in a more complex and philosophical direction" Starburst "This is an incredible book ... once you've started reading, its hard to put the book down. It's awesome! It's full of suspense and I cannot wait for the next book in the series to be released!" Guardian Online "The strange, subterranean Magisterium is vividly rendered, and a string of ominous revelations will leave readers eager for future installments. Fans of both authors will enjoy getting to know this well-rounded cast in the first steps of their adventure" Publishers Weekly, starred review