Question: In what year was the school at which Simon Brown was Head of Academic and Choral Music for 12 years awarded the UNESCO Mozart Medal?
Sentence (from "William Dehning"): He was known primarily for his work as conductor of the University of Southern California Thornton Chamber Choir and as author of the book, "Chorus Confidential: Decoding the Secrets of the Choral Art", published in 2003.
Relevant evidence: No