Bestselling author Cassandra Clare held a Twitter interview with fans for Waterstone on May 29 as a part of her UK tour. She answered fan questions about a variety of topics, including TMI, TID and movie casting. Most of the Q&A is listed below. There are a couple that I left about solely based on the fact that I couldn't find the questions in relation. BEWARE: This is VERY spoilery if you have not read City of Lost Souls.
The cover of CoLS is a photo of the Pont Neuf in Paris and the real buildings around it
Question: (I got this after the fact, but here goes)
The subject I hated most in school was math!(s) - cassie clare