Gauguin’s vivid artworks sell for millions. He was an inspired and committed multi-media artist who worked with the Impressionists and had a tempestuous relationship with Vincent van Gogh. But he was also a competitive and rapacious man who left his wife to bring up five children and used his colonial privilege to travel to Polynesia, where in his 40s he took ‘wives’ between 13 and 15 years old, creating images of them and their world that promoted a fantasy paradise of an unspoilt Eden in the P...