We wonder what they're thinking, so we ask Frida Kahlo and Diego Rivera. And you, Picasso, what are you really like? Vincent van Gogh, please tell us more about your agony and inspiration. We must also learn about distinguished women - Paula Modersohn-Becker, S?raphine Louis, Lee Krasner, Diane Arbus, and others. I know they'll tell us. So will expressionists like Ernst Ludwig Kirchner and Otto Dix. African American artists are certainly...