Beverly Hong with the assistance of Zhu Bingyao. A S Horndy with the assistance of chyistina R Robert L Volz with the assistance of Wayne G. Hammond. Thomas C. Hayes with the assistance of Paul Horowitz. by Robert Gilpin with the assistance of Jean M. Gilpin. Nancy M. Berman, with the assistance of Vicki Reikes Fox. with the assistance of Paul Gillette edited by Michael Snodin ; with the assistance of Cynthia Roman. by Napier Shaw. With the assistance of Elaine Austin. Graham Reynolds with the assistance of Katharine Baetjer.