When Paul Gauguin (1848-1903) painted Vision After the Sermon in the summer of 1888 he was a mature artist who had travelled, exhibited and worked in a variety of media. Today the painting is considered a masterpiece, helping to assure Gauguin's fame the world over. Few paintings have given rise to more art historical analysis and critique, more speculation, admiration or recrimination. Accompanying the innovative painting-in-focus exhibition, 'Gauguin's...