Part I: 1. Introduction; Part II. Foundations for Studying Relationships: 2. The Seven Seas of the study of personal relationships: from 'The Thousand Islands' to interconnected waterways; 3. Theoretical perspectives in the study of close relationships; 4. Research methods for the study of personal relationships; 5. Advances in data analytic methods for relationships research: the broad utility of Hierarchical linear modeling ; 6. Relationship typologies; Part III. Development of Relationships: 7. From courtship to universal properties: research on dating and mate selection, 1950 to 2003; 8. Marital development; 9. Divorce and post-divorce relationships; Part IV. Relationships across the Lifespan: 10. Relationships in early and middle childhood; 11. Relationships in adolescence and early adulthood; 12. Close relationships in middle and late adulthood; Part V. Individual Differences: 13. Personality and relationships: a temperament perspective; 14. Attachment theory, individual psychodynamics, and relationship functioning; 15. 'His' and 'her' relationships?: a review of the empirical evidence; 16. Intimate same-sex relationships of sexual minorities; 17. Family relationships and depression; Part VI. Basic Processes: 18. Communication: basic properties and their relevance to relationship research; 19. Social cognition in intimate relationships; 20. Emotion in theories of close relationships; 21. I've got you under my skin: physiology and interpersonal relationships; Part VII. Interactive Processes: 22. Self-disclosure in personal relationships; 23. Close relationships and social support: implications for the measurement of social support; 24. Understanding couple conflict; 25. Sexuality in close relationships; Part VIII. Threats to Relationships: 26. Loneliness and social isolation; 27. Stress in couples: the process of dyadic coping; 28. Lying and deception in close relationships; 29. Temptations and threat: extradyadic relations and jealousy; 30. Violence and abuse in personal relationships: conflict, terror, and resistance in intimate partnerships; Part IX. Relational Qualities: 31. Relationship satisfaction; 32. Romantic love; 33. Commitment processes; 34. Intimacy; Part X. Context: 35. Social networks and personal communities; 36. Relationships in home and community environments: a transactional and dialectic analysis; 37. Relationships, culture, and social change; 38. Personal relationships: on and off the internet; Part XI. Maintenance and Repair of Relationships: 39. Maintaining relationships; 40. The treatment of relationship distress: theoretical perspectives and empirical findings; Part XII. Conclusion: 41. Bringing it all together: a theoretical approach.