The PMBOK® Guide – Eighth Edition, together with The Standard for Project Management, represents the most research-driven, practitioner-informed, and forward-looking update in PMI’s history. Developed through extensive global collaboration, this edition integrates insights from thousands of project professionals and is informed by more than 48,000 data points, ensuring relevance across industries and delivery approaches. Building on PMI’s trusted legacy, the Eighth Edition reflects how project management is actually practiced today. It brings together mindset, technical knowledge, and practical application, offering a balanced framework that supports both traditional and adaptive ways of working. What’s New in the Eighth Edition Six core project management principles that shape effective leadership, decision-making, and professional behavior Seven performance domains that define the critical areas of project management practice Expanded coverage of emerging topics, including artificial intelligence (AI), project management offices (PMOs), and procurement Reintroduced process guidance, presented in a flexible, non-prescriptive format to support tailoring and adaptability Together, these updates connect the why, what, and how of project management. With a strong emphasis on value delivery, adaptability, sustainability, and accountability, this edition empowers professionals to achieve meaningful outcomes in diverse environments. Whether you are leading predictive projects, managing hybrid initiatives, or driving agile transformations, the PMBOK® Guide – Eighth Edition delivers clarity, relevance, and confidence for modern project delivery.