Composer, lyricist, performer, teacher and conservationist, Adam Guettel, a patron of the 2014 London Festival of Cabaret, will appear in concert and conversation with Maria Friedman at the Ambassadors Theatre on 20 and 21 May. Guettel’s musical The Light In The Piazza premiered on Broadway in 2005 and received six Tony Awards. Guettel also wrote music and lyrics for Floyd Collins, which received the 1996 Lucille Lortel Award for Best Musical and won him the Obie Award for Best Music. His...