CALS-affiliated faculty are at the forefront of understanding variations in aging across diverse societies and the implications for human functioning. Decades-long studies illuminate how biodemographic and health disparities have social impacts on growth, development, and aging across the lifespan in South American indigenous populations. Researchers are examining migration, discrimination, and stratification and health in older Mexican adults, and the negative consequences of affiliation with undocumented individuals on family, romantic partners, and friends. Researchers are exploring the politics of caregiving in Japanese societies, with a focus on traditional and robotic caregiving aids, and the ways that adults in different cultures remember their personal past.