The number of older people is increasing throughout the world. This changing demography affects individuals, but also families, communities and societies. The focus of this text is the well-being of older adults on different continents. Scientists from around the world address this issue using a wide array of research designs and methodologies to provide a broad perspective on aging. Five topics are considered: well-being among older adults; social support; functional status, well-being, and successful aging; cross-cultural approaches to the study of aging; and research perspectives in aging....