About the Authors

Rui Wang is a software engineer at the Chinese Academy of Surveying and Mapping and the manager of osgChina, the largest OSG discussion website in China. He is one of the most active members of the official OSG community, who contributes to the serialization I/O, GPU-based particle functionalities, BVH and animated GIF plugins, and other fixes and improvements to the OSG project. He translated Paul Martz's OpenSceneGraph Quick Start Guide into Chinese in 2008, and wrote his own Chinese book OpenSceneGraph Design and Implementation in 2009, cooperating with Xuelei Qian. He is also a novel writer and a guitar lover.

Xuelei Qian received his B.Sc. degree in Precision Instrument Engineering from Southeast University, Jiangsu, China, and his Ph.D. degree in applied graphic computing from the University of Derby, Derby, UK in 1998 and 2005, respectively. Upon completion of his Ph.D. degree, he worked as a postdoctoral research fellow in the Dept. of Precision Instrument and Mechanology at Tsinghua University and his current research interests include E-manufacturing, STEP-NC and intelligent CNC, and virtual reality engineering.