ADOOR GOPALAKRISHNAN: A Life in Cinema. The Authorized Biography, by Gautaman Bhaskaran. Penguin, 2010, 281 pp. (hardcover) Celebrating the centenary of Akira Kurosawa last year, Donald Richie, the noted writer on Japanese films, observed that Kurosawa believed that he existed only through his films. "Take 'myself,' subtract 'movies,' and the result is "zero,' " he once wrote.