The pianist Boris Giltburg is recording Beethoven's five piano concertos for Naxos with the Royal Liverpool Philharmonic Orchestra and Vasily Petrenko. The first album is out with the first two piano concertos and the early Rondo, WoO6 from 1793. James Jolly met up with Boris Giltburg after a performance of the First Piano Concerto and the day before the recording sessions.