Secret Knowledge : Thames and Hudson : 9780500286388 : 0500286388 : 18 Sep 2006 : The most talked-about art book of the year Sunday Times It will change our views of Western painting London Review of Books Hockney has utterly transformed the scope and basis of the debate... He is making us look at things afresh Martin Kemp, University of Oxford Hockney is a superb communicator, his prose as lithe and vivid as his own pencil line Guardian Sparkling, brilliantly analysed treatise on the use of optics in art and one of the most important books on painting published in the last 100 years State magazine Secret Knowledge created a sensation when it was first published. David Hockney's enthralling story of how some of the great works of Western art were created with the help of mirrors and lenses and how the optical look came to dominate painting attracted major media attention around the world and generated intense debate in the fields of science and art history. Now in this expanded