Theatre Histories: An Introduction. 2nd Edition. By Phillip B. Zarrilli, Bruce McConachie, Gary Jay Williams, and Carol Fisher Sorgenfrei. Edited by Gary Jay Williams. London: Routledge, 2006; xxvi + 630 pp.; illustrations. $125.25 cloth, $59.95 paper. The Cambridge Introduction to Theatre Historiography. By Thomas Postlewait. Cambridge: Cambridge University Press, 2009; 360 pp.; illustrations. $87.00 cloth, $29.95 paper. Representing the Past: Essays in Performance Historiography. Edited by Charlotte Canning and Thomas Postlewait. Iowa City: University of Iowa Press, 2010; 428 pp.; $29.95 paper, e-book available