1. Diagnosis, Phenomenology, and Comorbidity

2. Obsessions, Intrusions, and Their Correlates

3. Compulsions, Neutralization, and Control

II. Theory, Research, and Practice

4. Exposure Response Prevention: Theory and Practice

5. The Cognitive-Behavioral Model: Theory and Research

III. Fundamentals of CBT for OCD

6. The Therapeutic Relationship

7. Assessment and Case Formulation

8. Goals, Education, and Cognitive Interventions

9. Empirical Hypothesis-Testing Experiments

IV. Subtype Treatment Protocols

10. Contamination OCD

11. Doubt, Checking, and Repeating

12. Harm, Sex, and Religious Obsessions

13. Symmetry, Ordering, and Arranging