Georgia O'Keefe (1887?-1986) was one of the most successful American artists of the twentieth century: her arresting paintings of enormous, intimately rendered flowers, desert landscapes, and stark white cow skulls are seminal works of modern art. But behind O'Keeffe's bold work and celebrity was a woman misunderstood by even her most ardent admirers. This large, finely balanced biography offers an astonishingly honest portrayal of a life shrouded in myth.