Art Bites: The Polarizing Art Theory Named After David Hockney / 'It's stuck with me all my life': David Hockney on Piero della Francesca's Baptism of Christ / A Rediscovered David Hockney Drawing Heads to Auction After 15 Years in Private Hands / From David Hockney to Salvador Dali: 10 Artists Who Were Inspired by Their Pets / Stephen Wong on His Technicolor Landscapes, Where David Hockney Meets Anime / David Hockney's Bigger Christmas Trees cover Battersea Power Station / How David Hockney's Early Experiments Shaped His Iconic Style / David Hockney lights up London's Battersea Power Station with colourful new Christmas tree installation