by William Trochim, Ph.D., James P. Donnelly, Ph.D.
by Peverill Squire, Ph.D., James M. Lindsay, Ph.D., Cary R. Covington, Ph.D., Eric R. A. N. Smith, Ph.D.
by Stephen Frantzich, Ph.D., Claude Berube
by Sue Titus Reid, J.D. Ph.D.
by Martin Slann, Ph.D.
by Laurence Jones, Edward Olson
by Richard Waterman
by Stephen Frantzich, Ph.D., Stephen Percy, Ph.D.
by James M. Lindsay, Ph.D.
by Howard Ernst, Ph.D., Douglas M. Brattebo
