Vulnerability has traditionally been conceived as a dichotomised status, where an individual by reason of a personal characteristic is classified as vulnerable or not. However, vulnerability is not static, and most, if not all, people are vulnerable at some time in their lives. Similarly, marginality is a social construct linked to power and control. Marginalised populations are relegated to the perimeters of power by legal and political structures and limited access to resources. Neither are fixed or essential categories.

This book draws on international research and...