The management of ideas is, in many companies, a huge untapped or poorly underutilized resource. Yet, ideas are the prime source of improvement and innovation. Moreover, good idea management brings with it a change in the culture of an organization, leading to new levels of co-operation and mutual respect. Without effective idea management, a Lean programme will founder. This book is based on several years of hands-on and case study research. It brings together the best current thinking on idea management. Throughout the book, the management of ideas is interlinked with Lean thinking on flow, continuous improvement, surfacing issues, and problem solving.