Dr. Raymond Madachy is an Associate Professor in the Systems Engineering Department at the Naval Postgraduate School. Previously he was a Research Assistant Professor in the Industrial and Systems Department at the University of Southern California and a Principal in the USC Center for Systems and Software Engineering. He has 25 years of experience working in industry, academia and consulting in technical and management positions. His research interests include modeling and simulation of processes for architecting and engineering of complex systems; system cost modeling; systems and software measurement; process improvement and quality; integrating systems engineering and software engineering disciplines, and empirical-based research with process simulation. He has over 90 publications including the book Software Process Dynamics. Dr. Dan Houston is a Sr. Project Leader at The Aerospace Corporation in Los Angeles, California, U.S.A. His work is applying quantitative methods, particularly using statistics and simulation, to software engineering. His industrial background includes software development, Six Sigma Black Belt, and software measurement. He received M.S. and Ph.D. degrees in Industrial Engineering at Arizona State University. His publications include work on statistical modeling and simulation of software development processes, software process improvement, and the management of software projects, particularly the aspects of risk, product quality, and economics.