editor in chief, Harold L. May ; associate editors, Richard V. Aghababian, Gary R. Fleishers. editor-in-chief, Fun-Sun F. Yao ; associate editors, Vinod Malhotra, Manuel L. Fontes. editor-in-chief, Per-Olov Lowdin, associate editors, John R. Sabin and Michael C. Zerner. editor-in-chief, Philip T. Cagle ; associate editors, Timothy C. Allen [and 15 others]. editor-in-chief, Robert C. Weast ; associate editors, Melvin J. Astle, William H. Beyer. editors, Glenn B. Pfeffer, Carol C. Frey ; associate editors, Robert B. Anderson, Mark S. Mizel. editor in chief, Wang Guang-ce ; associate editors, Xia Bang-mei, Lim Phaik Eem. editor, Robert H Mathog ; associate editors, Michael A. Carron, Terry Y. Shibuya. editor in chief, Raymond L. Barnhill ; associate editors, Arthur Neil Crowson, Cynthia M. Magro, Michael W. Piepkorn. editor in chief: Guo Qiquan ; associate editor in chief: Wang Xinjie.