This book critically examines the role of evidence-informed decision-making in tourism planning, destination management, and policymaking, emphasizing its importance for sustainable tourism development. Through a blend of conceptual reflections and innovative empirical case studies from diverse international contexts, it highlights good practices such as participatory approaches, actionable simulations, and local systems thinking. The book also identifies gaps and challenges in enhancing evidence use, offering valuable insights for improving theory and practice in sustainable tourism.Covering broad subject areas such as sustainable tourism, destination management, policymaking, and evidence-based planning, this book is ideal for academics, policymakers, tourism professionals, and students seeking to deepen their understanding of evidence-informed approaches in tourism development.The chapters in this book were originally published as a special issue of Journal of Sustainable Tourism.