Zhuming Bi, PhD, is a Professor in the Department of Civil and Mechanical Engineering at Purdue University in Fort Wayne, Indiana, USA. He has over 30 years of experience in Computer Aided Design and Manufacturing (CAD/CAM).
Xiaoqin Wang, PhD, is an Associate Professor in the School of Mechanical Engineering at Nanjing University of Science and Technology in Nanjing, China. Her research background is in Computer Aided Design, Dynamics, Vibration Impact, and Noise Control. She has been teaching computer-aided design and drawing for 20 years.