Jackson Pollock and Lee Krasner, 1950 Photography by Hans NamuthThis week at the Sotheby’s contemporary art auction in New York, a new record was set when Number 4 (1951) by Jackson Pollock sold for $40 million (£21.5 million). Pollock, who would have celebrated his 100th birthday in August this year, was a leading pioneer of the abstract expressionist movement, famed for his large-scale drip-paintings.
His paintings began to emerge after sessions in therapy, where he was enc...