Biografía del autor Amanda Grenier is Professor in Health Aging and Society, the Gilbrea Chair in Aging and Mental Health, and the Director of the Gilbrea Centre for Studies in Aging at McMaster University.Chris Phillipson is Professor of Sociology and Social Gerontology in the School of Social Sciences at the University of Manchester. He has published a number of general books in the field of ageing as well a number of papers on age-friendly issues.Richard A. Settersten Jr., PhD, is Barbara Knudson Professor of Human Development and Family Sciences and Head of the School of Social and Behavioral Health Sciences at Oregon State University.