Torrance, Andrew B. & McCall, Thomas H. & Adams, Marilyn McCord & Alexander, Denis R. & Brown, William P. & Eastman, Susan Grove & Evans, C. Stephen & Harris, Mark & Koons, Robert C. & Mcleish, Tom & Oliver, Simon & Schwöbel, Christoph & Simpson, William M. R. & Inwagen, Peter Van & Walton, John H. & Watson, Francis & Zachman, Randall C.