Diraj K. Pradhan is Chair of Computer Science at the University of Bristol, UK. He previously held the COE Endowed Chair Professorship in Computer Science at Texas A & M University, also serving as Founder of the Laboratory of Computer Systems there. He has also worked as a Staff Engineer at IBM, and served as the Founding CEO of Reliable Computer Technology, Inc. A Fellow of ACM, the IEEE, and the Japan Society of Promotion of Science, Professor Pradhan is the recipient of a Humboldt Prize, Germany, and has numerous major technical publications spanning more than 30 years. Ian G. Harris is Associate Professor in the Department of Computer Science, University of California, Irvine. He is an Executive Committee Member of the IEEE Design Automation Technical Committee (DATC) and Chair of the DATC Embedded Systems Subcommittee, as well as Chair of the IEEE Test Technology Technical Committee (TTTC) and Publicity Chair of the IEEE TTTC Tutorials and Education Group. His research interests involve the testing and validation of hardware and software systems.