edited by Thaddeus J. Trenn and Robert K. Merton edited by Richard C. Teevan and Robert C. Birney edited by Marianne O. Nielsen and Robert A. Silverman edited by Camilla Belton and Robert Violette. edited by Chris Hunter and Robert Klanten. edited by Patrick Pardo and Robert Dean edited by Christy Desmet and Robert Sawyer edited by Joyce M. Hawkins and Robert Allen edited by Mark Goldie and Robert Wokler. edited by Steffen Lehmann and Robert Crocker.