A number of guest contributors - including actors Simon Callow, Prunella Scales and Timothy West - have contributed valuable input into this volume and demonstrated great interest in the project and the ideas behind it. For some, it was their first experience of working with psychologists, and they showed particular willingness to engage with the main authors on this joint venture.PART ONE: Formulation: An Introduction to Key Debates and a Framework for Developing a Systematic ApproachPART TWO: Working with Purpose, Perspective and Process: Elaborating the Framework to Enhance your ApproachPART THREE: The Many Facets of Formulation: An Interdisciplinary PerspectivePART FOUR: Implications for the FutureLIST OF EXERCISESExercise 1. Questions to start your journeyExercise 2. Questions to help you navigate the debates on formulationExercise 3. Applying the purpose, perspective, and process model to your own practiceExercise 4. Understanding your professional purpose in the light of local, national, and global levels of influenceExercise 5. Understanding the perspective that informs your approachExercise 6. Developing a process through use of story grammarExercise 7. Creating stories for complex timesExercise 8. A reflective tool for refining your formulation skills