Contents // List of figures and tables viii // Acknowledgements ix // 1 Introduction 1 // 2 On the social work-social policy interface 13 // 3 The environments 41 // 4 Opportunity 61 // 5 Facilitation 81 // 6 Motivation 102 // 7 Explaining the policy engagement of social workers and beyond 120 // Notes 131 // References 132 // Index 167