Brian P. Hedlund; Maria Chuvochina; Philip Hugenholtz; Konstantinos T. Konstantinidis; Alison E. Murray; Marike Palmer; Donovan H. Parks; Alexander J. Probst; Anna-Louise Reysenbach; Luis M. Rodriguez-R; Ramon Rossello-Mora; Iain C. Sutcliffe; Stephanus N. Venter; William B. Whitman