“…Recent studies have explicated both biological and psychosocial mechanisms through which family relationships and intrafamilial exchanges protect or undermine older adults' well‐being (e.g., Donoho, Crimmins, & Seeman, ). Innovations during the past decade in the collection and analysis of biomarker, dyadic, family‐level, and social network data have enabled researchers to examine new aspects of perennial questions, such as the implications of marital dissolution and family caregiving for older adults' well‐being and timely new topics such as older adults' provision of spousal care in same‐sex versus heterosexual marriages (Umberson, Donnelly, & Pollitt, ). Harmonized cross‐national data resources, encompassing nations in Africa, Asia, Europe, Latin America, and North America, permit documentation of how policy and cultural contexts shape outcomes such as intergenerational exchanges and older adults' well‐being (Lee et al, ).…”