Second edition Contributors. Preface. Acknowledgements. A New Paradigm of Analysis (Jonathan Rosenhead and John Mingers). SODA The Principles (Colin Eden and Fran Ackermann). SODA Journey Making and Mapping in Practice (Fran Ackermann and Colin Eden). Soft Systems Methodology (Peter Checkland). Soft Systems Methodology in Action: Participative Creation of an Information Strategy for an Acute Hospital (Peter Checkland). The Strategic Choice Approach (John Friend) Gambling with Frozen Fire? (Allen Hickling). Robustness Analysis: Keeping Your Options Open (Jonathan Rosenhead). Robustness to the First Degree (Jonathan Rosenhead). Drama Theory and Confrontation Analysis (Peter Bennett, Jim Bryant and Nigel Howard). The M&A Play: Using Drama Theory for Mergers and Acquisitions (Nigel Howard). An Overview of Related Methods: VSM, System Dynamics and Decision Analysis (John Mingers and Jonathan Rosenhead). Multimethodology Mixing and Matching Methods (John Mingers). Mixing Methods in Practice (Richard Ormerod). Diverse Unity: Looking Inward and Outward (John Mingers and Jonthan Rosenhead). Index.