Amanda Grenier is the Norman and Honey Schipper Chair in Gerontological Social Work at the University of Toronto. Chris Phillipson is Professor of Sociology and Social Gerontology at the University of Manchester. He has published a number of general books in the field of ageing as well as a number of papers relating to inequality and social exclusion. Richard A. Settersten Jr is the Barbara Knudson Endowed Chair and Professor of Human Development and Family Sciences at Oregon State University.