What is the pen name of Judith Lewis, author of City of Glass?
City of Glass (Clare novel): City of Glass is the third book in "The Mortal Instruments" series, an urban fantasy series set in New York written by Cassandra Clare. Cassandra Clare: Judith Lewis (née Rumelt, born July 27, 1973), better known by her pen name Cassandra Clare, is an American author of young adult fiction, best known for her bestselling series ""The Mortal Instruments".
Cassandra Clare