edited by J. Douglas Butler and David F. Walbert edited by Nicholas Fahey and David Fahey edited by Jonathan Gruber and David A. Wise edited by Stephen M. Barber and David L. Clark edited by Claudia Setzer and David A. Shefferman. edited by Arnulf Grubler and David Fisk. edited by Nicholas Morris and David Vines. edited by Shaun Cole and Miles Lambert edited by Douglas Kerr and Julia Kuehn. edited by Douglas Gifford and Linden Bicket.