Part I. Introduction: 1. Maintaining the literature on relationship maintenance Brian G. Ogolsky and J. Kale Monk; Part II. Theories of Relationship Maintenance: 2. Interdependence perspectives on relationship maintenance Laura E. VanderDrift and Christopher Agnew; 3. An evolutionary, life history theory perspective on relationship maintenance Ethan S. Young and Jeffry A. Simpson; 4. Relationship maintenance from an attachment perspective Juwon Lee, Gery C. Karantzas, Omri Gillath and R. Chris Fraley; 5. Uncertainty perspectives on relationship maintenance Jennifer A. Theiss; 6. The self-expansion model and relationship maintenance Xiaomeng Xu, Gary Lewandowski, Jr and Arthur Aron; Part III. Processes of Relationship Maintenance: 7. Communication and relationship maintenance Laura Stafford; 8. Attributions, forgiveness, and gratitude as relationship maintenance processes James K. McNulty and Alexander Dugas; 9. Social networks and relationship maintenance Susan Sprecher, Diane Felmlee, Jeffrey E. Stokes and Brandon McDaniel; 10. Dyadic coping as relationship maintenance Ashley K. Randall and Shelby Messerschmitt-Coen; 11. Conflict management and problem solving as relationship maintenance Karena Leo, Feea R. Leifker, Donald H. Baucom and Brian R. W. Baucom; 12. Sex as relationship maintenance Emily A. Impett, Amy Muise and Natalie O. Rosen; 13. Accuracy and bias in relationship maintenance Edward P. Lemay, Jr and Nadya Teneva; Part IV. The Social Context of Relationship Maintenance: 14. Gender and race perspectives on relationship maintenance Katherine Fiori and Amy Rauer; 15. Relationship maintenance across cultural groups Stanley O. Gaines, Jr and Nelli Ferenczi; 16. Relationship maintenance in the age of technology John P. Caughlin and Ningxin Wang; 17. Relationship maintenance across the life course Amy Rauer and Christine Proulx; 18. Relationship maintenance in couple therapy and relationship education Amber Vennum, Jeremy Kanter and Joyce Baptist; Part V. Conclusion: 19. Relationship maintenance reprise and reflections: past, present and future Daniel Perlman; Index.