Introduction 1. Benefits of Case Formulation and a Conceptual Framework 2. Gathering Relevant Information: Key Assessment Strategies 3. Biological Aspects of the Formulation 4. Psychological Aspects of the Formulation 5. Social Aspects of the Formulation 6. Spiritual and Cultural Aspects of the Formulation 7. The Process of Case Formulation and Considerations for Preschoolers 8. Case Formulation for School-Age Children 9. Case Formulation for Adolescents 10. Communicating the Case Formulation and Its Treatment Implications 11. Using the Formulation to Inform the Treatment Plan 12. Formulation Challenges and the Need to Monitor Progress