Heath Quartet – Oliver Heath, Cerys Jones, Gary Pomeroy, Christopher Murray, with Adam NewmanBefore Sir Simon Rattle and the LSO embarked on Messiaen's 'Et exspecto resurrectionem mortuorem' and Bruckner's 9th Symphony, there was a free concert in the Guildhall Artists at the Barbican series, in which the Heath Quartet and Adam Newman treated us to a truly enchanting performance of Bruckner’s Quin