KENNETH H. HUEBNER, PhD, is retired from Ford Motor Company, where he was manager of the Computer-Aided Engineering Research Staff. He received his PhD from Purdue University in 1969. DONALD L. DEWHIRST, PhD, has many years of experience in the aerospace and automotive industries. He is recently retired from Ford Motor Company. He received his PhD from the Department of Theoretical and Applied Mechanics at the University of Illinois. DOUGLAS E. SMITH, PhD, is Assistant Professor, Division of Engineering at the Colorado School of Mines, Golden, Colorado. He has been involved with finite...