This book serves as a reference for scholars, researchers and practitioners to update their knowledge on methodologies, theoretical analyses, modeling, simulation and empirical studies on blockchain technologies and cryptocurrencies. Chapters on the evolving theory and practice related to distributed ledger technologies and peer-to-peer digital currencies are intended to provide comprehensive coverage and understanding of their uses within the technological, business, and organizational domains.The contributions from this volume also provide a thorough examination of blockchains and cryptocurrencies with respect to issues of management, governance, trust and privacy, and interoperability.Contributed by a diverse range of authors from both academia and professional fields, this reference book presents frontier research in the fields of blockchains and cryptocurrencies.