Frank K. Reilly ; with contributions by Don M. Chance. Robert Q. Riley ; with contributions by Dr. Wonshik Chee. Hans J. Eysenck ; with contributions by David W. Fulker. Bernard W. Pipkin, with contributions by D.D. Trent. Arthur H. Nilson ; with contributions by David Darwin. by Donald E. Breyer, with contributions by John A. Ank. G.V. Reklaitis ; with contributions by Daniel R. Schneider. William P. Ziemer ; with contributions by Monica Torres. James A. Anderson ; with contributions by Tom Head. Joel E. Ross ; with contributions by Susan Perry.