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by James S. Olson (Sam Houston State University); Randy W. Roberts (Purdue University)
by Editor: Henry Feuer (Purdue University, Lafayette)
by James N. Spencer (Franklin and Marshall College); George M. Bodner (Purdue University); Lyman H. Rickard (Millersville University)
by Editor: Matthew A. Jenks (Purdue University); Editor: Andrew J. Wood (Southern Illinois University)
by Editor: Matthew A. Jenks (Purdue University); Editor: Paul M. Hasegawa (Purdue University, Indiana)
by Rong Gao (Purdue University ); Robert E. Uhrig (Univ. of Tennessee and Oak Ridge National Laboratory ); Lefteri H. Tsoukalas (Purdue University )
by Fred L. Mannering (Purdue University); Scott S. Washburn (University of Florida ); Walter P. Kilareski (Pennsylvania State University)
by Editor: Arnold Cooper (Ohio State University,Purdue University); Editor: Sharon Alvarez (Ohio State University); Editor: Alejandro Carrera (IAE UNIVERSIDAD AUSTRAL); et al.
by Editor: Joseph Irudayaraj (Purdue University); Editor: Christoph Reh (Nestlé Research Center )
by Karl H. Kraus (Tuffs University School of Veterinary Medicine); James P. Toombs (Purdue University Veterinary Teaching Hospital); Malcolm G. Ness (Croft Veterinary Hospital, Northumberland)