Chapter 1. Introduction: Advances in research on Shared Physical Custodyby interdisciplinary approaches.- Part I: Interdisciplinary overviews.- Chapter 2. Alternating homes - a new family form  - The family sociology perspective.- Chapter 3. Psychological Perspectives on Joint Physical Custody.- Chapter 4. A European Model for Harmonizing the Law on Parental Responsibilities.- PART II: Parents and JPC.- Chapter 5. Are "Part-Time Parents" Healthier Parents?  Correlates of Shared Physical Custody in Switzerland.- Chapter 6. Linkages Between Children's Living Arrangements After Divorce and the Quality of the Father-Child Relationship; Father involvement as important underlying mechanism.- Chapter 7. Who cares? An event history analysis of co-parenthood dynamics in Belgium.- PART III: Children and JPC.- Chapter 8. The SOHI: Operationalizing a new model for studying teenagers' sense of home in post-divorce families.- Chapter 9. The Socioeconomic Gradient of Shared Physical Custody in two Welfare States: comparison between Spain and Sweden.- Chapter 10. Shared parenting after divorce and child outcomes.- PART IV: Dynamic view on JPC.- Chapter 11. The Different Ways of Implementing Shared Physical Custody in the French Context.- Chapter 12. Coparenting interventions and shared physical custody: Insights and challenges.- PATR V: Legal frameworks of Child Support.- Chapter 13. Shared Physical Custody After Parental Separation: Evidence from Germany.- Chapter 14. Shared physical custody and child maintenance arrange-ments: A comparative analysis of 13 countries using a model family approach.