FrontMatter -- Acknowledgments -- Contents -- Executive Summary -- 1 Introduction -- 2 The Changing Landscape -- 3 New Challenges and Directions for MS&A -- 4 MS&A and Decision Making -- 5 Education, Training, and Professional Practice in Defense-Related MS&A -- 6 Moving Forward -- Appendixes -- A Serious Games and Their Role in Defense Modeling, Simulation, and Analysis--Michael Zyda -- B Social Behavioral Modeling--Kathleen Carley -- C Composability--Paul Davis -- D Committee Membership Biographies -- E Acronyms.