National Rhythms, African Roots: The Deep History of Latin American Popular Dance, by John Charles Chasteen. 2004. Albuquerque: University of New Mexico Press, 357 pp., illustrations, glossary, index. $45.00 cloth, $23.95 paper.Tango: The Art History of Love, by Robert Farris Thompson, forward by David Byrne. 2005. New York: Pantheon Books. xi + 336 pp., photos, illustrations, index. $28.50 cloth.