Artists who made history

Available for over a year

Max Pearson introduces the memories of people who knew Picasso, Frida Kahlo and Georgia O'Keeffe; plus, how a collector in the Soviet Union managed to open a museum for Russian artists banned by Stalin, and how a festival in Senegal in the 1960s inspired artists across a newly-independent Africa. PHOTO: Pablo Picasso in 1955 (Getty Images)