editor-in-chief, Nicholas J. Talley ; editors, Sunanda V. Kane, Michael B. Wallace. editor-in-chief, Nicholas J. Talley ; editors, Keith D. Lindor, Hugo E. Vargas. editor-in-chief, John H. Steele ; editors, Steve A. Thorpe, Karl K. Turekian. editor-in-chief, John Whalley ; editors, Manmohan Agarwal, Jiahua Pan, John Whalley. editor-in-chief Ron M. Walls ; senior editor Michael F. Murphy.