Demonstrating the relevance of theory to political and policy debates and practice, this lively and accessible second edition helps students to grasp the real-life implications of social policy theory. The updated text includes consideration of contemporary shifts in welfare ideologies in the context of global austerity and the UK Coalition and Conservative governments since 2010. With a new chapter focusing on critical debates about disability, sexuality and the environment, this textbook also includes fresh reflections on migration, social security conditionality, resilience, social justice and human rights. Key features include: - real-life examples from UK and international politics and policy to explain and illuminate the significance of social policy theory; - key questions for student reflection and engagement; and - bulleted chapter summaries and annotated further readings at the end of every chapter. This new edition is a dynamic, engaging and valuable introduction to the key theoretical perspectives and concepts deployed in social policy.