SECTION I: THE ORTHODONTIC PROBLEM 1. Malocclusion and Dentofacial Deformity in Contemporary Society SECTION II: THE DEVELOPMENT OF ORTHODONTIC PROBLEMS  2. Concepts of Growth and Development 3. Early Stages of Development 4. Later Stages of Development 5. The Etiology of Orthodontic Problems SECTION III: DIAGNOSIS AND TREATMENT PLANNING 6. Orthodontic Diagnosis: The Problem-Oriented Approach 7. Orthodontic Treatment Planning: From Problem List to Specific Plan SECTION IV: BIOMECHANICS, MECHANICS AND CONTEMPORARY ORTHODONTIC APPLIANCES 8. The Biologic Basis of Orthodontic Therapy 9. Mechanical Principles in Orthodontic Force Control 10. Contemporary Orthodontic Appliances SECTION V: TREATMENT IN PREADOLESCENT CHILDREN: WHAT IS DIFFERENT? 11. Moderate Nonskeletal Problems in Preadolescent Children: Preventive and Interceptive Treatment in Family Practice 12. Complex Nonskeletal Problems in Preadolescent Children: Preventive and Interceptive Treatment 13. Treatment of Skeletal Problems in Children and Preadolescents 14. Comprehensive Orthodontic Treatment in the Early Permanent Dentition 15. The Second Stage of Comprehensive Treatment: Correction of Molar Relationship and Space Closure 16. The Third Stage of Comprehensive Treatment: Finishing 17. Retention 18. Treatment for Adults 19. Combined Surgical and Orthodontic Treatment