In the first title in the ``Bernard-Bantam Biography'' series, an experienced writer of nonfiction delves into the life of a Mexican painter whose reputation is suddenly in the ascendant, in a straightforward account of her life that emphasizes her unquenchable spirit. The sections that relate Kahlo's earliest artistic efforts to the circumstances of her life are especially strong; her tumultuous marriage to muralist Diego Rivera is also effectively portrayed. To include a chronology, an index, and six color reproductions of art plus b&w photos (not seen). (Biography. 12+)