Managing knowledge in the nuclear industry will be one of the most critical challenges in the near future. The purpose of this publication is to identify the fundamental elements needed for an effective knowledge management (KM) system, to share with nuclear industry operating organization managers lessons learned regarding KM, as well as providing guidance concerning methods for KM implementation. Intended as an introduction to KM approaches and practices, this publication also provides guidance on improving KM practices in nuclear industry operating organizations. Senior and middle level managers of nuclear industry operating organizations will find that the book provides a wealth of practical information and is a critical resource informing their KM planning, system implementation and improvements.