This book focuses on the legal challenges and opportunities for International Financial Institutions in the post-crisis world. It includes contributions from academics, practitioners and Bank staff. The contributions cover a broad array of issues, included governance reform and constitutional framework of IFIs, privileges and immunities, responsibility of international organizations, issues related to fragile and conflict-affected states, climate finance, and the recent financial crisis. The book is organized in three main areas, namely (i) Law of International Organizations: Issues Confronting IFIs; (ii) Legal Obligations and Institutions of Developing Countries: Rethinking Approaches of IFIs; and (iii) International Finance and the Challenges of Regulatory Governance.