From their location in the heart of Detroit, Michigan, the Weisfelds’ lab has reached out for thirty years to couples in long-term partnerships around the world. In living rooms in Detroit, London, Moscow, Beijing, and beyond, couples of all types and ages have shared their perspectives into adult romantic relationships. The Psychology of Marriage: An Evolutionary and Cross-Cultural View is a distillation of these findings, which have appeared in dozens of book chapters, journal articles, ...

Psychological research has produced a rich body of empirical data documenting humanity's propensity to commit infidelity in the context of long-term relationships, but comparatively little work has been dedicated to synthesizing these data into an integrated framework that encompasses the full range of its processes, from why it occurs in the first place to how it affects the long-term relationship thereafter. This edited handbook integrates a broad range of topics such as characteristics ...