Principal Elizabeth Cairncross leads over what types of music school?
Wells Cathedral School:  The school is one of the five specialist musical schools for school-age children in the United Kingdom, along with Chetham's School of Music, the Yehudi Menuhin School, the Purcell School and St. Mary's Music School, Edinburgh. Wells Cathedral School:  The principal, Elizabeth Cairncross, is a member of the Headmasters' Conference. Purcell School: The Purcell School for Young Musicians is a specialist music school for children, located in the town of Bushey, south Hertfordshire, England, and is the oldest specialist music school in the UK.
a specialist music school for children