This ground-breaking edited collection explores the challenges of preserving complex digital objects such as simulations, visualisations, digital art and video games.Drawing on the outputs of the JISC-funded Preservation of Complex Objects (POCOS) symposia, enhanced with specialist pathfinder solutions, this book will cover topics such as the legal and technical challenges of preservation, curation and authority, and digital archaeologyWritten by international experts from a broad background of library, collecting institutions, information and computer science, and digital preservation backgrounds, this collection showcases the state of the art of the discipline and brings together stakeholder perspectives from across the preservation community. The collection is structured around six parts: Why and what to preserve: creativity vs preservation The memory institution: data archival perspectives Digital preservation approaches, practices and tools Case studies A legal perspective Pathfinder conclusions