Martin Gayford is a writer and art critic. His books include Spring Cannot be Cancelled and A History of Pictures, both with David Hockney; Man with a Blue Scarf (in which he recounts the experience of being painted by Freud); Modernists and Mavericks; Shaping the World: Sculpture from Prehistory to Now, with Antony Gormley; Love Lucian: The Letters of Lucian Freud, 1939–1954, with David Dawson; Venice: City of Pictures; and How Painting Happens (and why it matters), all published by Thames & Hudson.