We take an in-depth tour of the huge new William Blake exhibition at Tate Britain and explore the life and art of this brilliant yet complex visionary. And in New York, we talk to Marc Glimcher about Pace's eight-floor gallery in Chelsea and what this and the glut of other expanding galleries tell us about the market in New York.
• The Art Newspaper Podcast is available on our website and all the usual places where you find podcasts including iTunes, Soundcloud and TuneIn. This podcast is brought to you in association with Bonhams, auctioneers since 1793.