This book develops theory and methodology for modeling systems of systems and offers guidance for real practice. The author provides the modeling of emergent interconnected and interdependent complex systems of systems, such as: the constructed environment and its infrastructures, and organizational and industrial processes. This book examines the analytic and practical approach to modeling complex systems of systems. The book expands on the fundamental and practical engineering and non-engineering concepts that have been conceived and perfected over 40 years with research, experimentation, and applications to numerous government and public organizations and infrastructures.