Cassandra Clare offers a few hints about her next Shadowhunters series

Cassandra Clare, author of the bestselling
Cassandra Clare, author of the bestselling 'Mortal Instruments' and 'Infernal Devices' series, will release the first book of her new series, 'The Dark Artifices,' in 2015.

City of Glass, Book by Cassandra Clare, Official Publisher Page

The Whitechapel Fiend, The Shadowhunters' Wiki

Which Shadowhunter Book Should You Read First?

Cassandra Clare's books: a complete guide - Pan Macmillan

Seasons of Shadowhunters by Cassandra Clare — Kickstarter

A Deeper Love, The Shadowhunters' Wiki

The Mortal Instruments Boxset : Clare, Cassandra: : Books

City of Glass (The Mortal Instruments, #3) by Cassandra Clare

Cassandra Clare concludes her 'Mortal Instruments' series with 'City of Heavenly Fire'

Queen of Air and Darkness, Book by Cassandra Clare, Official Publisher Page