This is the Fifth Edition of what has become a standard bestselling text on the tools, systems, and principles of Lean Manufacturing and Lean Operations. The Lean Toolbox covers Lean Philosophy, The Science of Lean, Improvement, Change, Strategy, Flow, Mapping, Scheduling, Layout, Quality, Product Development, Supply Chain, Lean Accounting, and Lean beyond the factory floor. It is aimed at managers and practitioners. Previous editions were known for their concise style and wide coverage. Over 110,000 copies of the previous editions were sold. The last edition was recommended by APICS for their International CPIM (Certified in Production and Operations Management) examinations. The book is prescribed by several universities in UK, USA, Denmark. The 4th edition remained on Amazon.co.uk's top 10 on manufacturing for 5 years. This is a complete revision and update including 40 additional pages.