--- title: Lean Practice | LEI LeanTech description: Learn the five core principles of lean thinking and the Lean Transformation Framework. Value, value stream, flow, pull, and perfection. --- [![LEI LeanTech Logo](https://tech.lean.org/hubfs/raw_assets/public/tech-lean-org/images/lean_AI_logo_wht.png) LeanTech](https://tech.lean.org/?hsLang=en) [Lean Practice](https://tech.lean.org/lean-practice?hsLang=en) [Lean AI smart\_toy](https://tech.lean.org/lean-ai?hsLang=en) [Journal](https://tech.lean.org/journal?hsLang=en) [lean.org arrow\_outward](https://lean.org) [Start a Conversation](https://tech.lean.org/book?hsLang=en) menu [Lean Practice](https://tech.lean.org/lean-practice?hsLang=en) [Lean AI](https://tech.lean.org/lean-ai?hsLang=en) [Journal](https://tech.lean.org/journal?hsLang=en) [lean.org](https://lean.org) [Start a Conversation](https://tech.lean.org/book?hsLang=en) ![Background Texture](https://tech.lean.org/hubfs/raw_assets/public/tech-lean-org/images/backgrounds/bg3.png) # What is Lean Practice? Lean practice is a way of **understanding how work creates value**, how to adapt as that value evolves, and a discipline for continuously improving that work. It's a way of seeing, a way of managing, and ultimately, a way of being. Originating from the Toyota Production System, this isn't just a manufacturing method. It is a fundamental shift in how we approach problems, people, and processes. visibility ### A Way of Seeing Learning to observe work as it actually happens, making the invisible visible so problems can be addressed at their source. directions\_run ### A Way of Acting Developing capability through practice on real problems. You don't think your way to new behaviors. You act your way to new thinking. ## The Five Principles Hover over the steps in the cycle below to explore. Based on the five principles from *Lean Thinking* by James P. Womack & Daniel T. Jones Continuous Improvement diamond Define Value 1 conversion\_path Map Stream 2 water Create Flow 3 download Establish Pull 4 stars Pursue Perfection 5 diamond ### Define Value Value is defined by the customer, not by internal assumptions, technical elegance, or organizational convenience. We must relentlessly seek to understand what customers will pay for and how you deliver it. "To define value, observe the customer. Watch where your product or service helps, where it falls short, where it causes pain, and where it creates delight." ## The Lean Transformation Framework Transformation isn't random. It requires answering five fundamental questions. Click on the sections of the house below to explore each dimension. Framework by John Shook, Lean Enterprise Institute flag Purpose build Work manage\_accounts Management System school Capability psychology Basic Thinking & Mindset Question 1 ### What is the purpose? What problem are we trying to solve? What value are we creating? Lean begins with clarity of purpose, defined situationally for each organization. "If you can't define the problem, you can't improve the outcome." [Explore full framework at lean.org arrow\_outward](https://www.lean.org/explore-lean/what-is-lean/) ![](https://tech.lean.org/hubfs/raw_assets/public/tech-lean-org/images/backgrounds/bg3.png) ## Lean Practice in Technology Organizations The principles are universal, but the context is specific. **LeanTech** applies lean practice where work flows through systems rather than factory floors, where value streams are invisible, and where the pace of change demands adaptive capability. gpp\_maybe ### The Challenge #### The tools have outgrown the teams. For decades, lean practitioners approached technology with justified caution. It demanded heavy upfront investment. It required specialists to change. And once deployed successfully, it became a **rigid dependency**, stripping teams of their ability to continuously improve their own work. Yet the promise of speed and scale eventually proved irresistible. Software's advantage overshadowed any concerns, driving a wave of enthusiastic, often haphazard adoption across the enterprise. The result: teams now **depend entirely on systems that are punishingly difficult to change**, no matter how much daily friction those systems inflict. adjust ### The Opportunity #### The exceptions became the giants. “The organizations that refused to treat software as a black box are now household names. They built their own technology. They improved it continuously. They moved at speeds traditional organizations didn’t know were possible.” The difference wasn’t resources or talent. They treated their technology layer with intention: **a capability to master rather than a dependency to manage**. Historically, much of lean practice has considered the software layer last. It doesn’t have to. A successful lean transformation now means adopting lean practice everywhere, pulling technology in early, from governance at the top to the code and systems that teams depend on. smart\_toy ### AI and the Path Forward #### AI is the same choice, moving faster. Software was rarely designed with the value stream in mind. It optimized parts rather than enabling flow, and teams lost the ability to improve their own work as a result. AI is following the same trajectory. Adopted as a black box to automate tasks, it will fragment the flow further and **calcify the dysfunction** already embedded in systems. Adopted to augment teams, with real understanding of the work, it becomes something different: a tool that **restores their ability to see, improve, and advance the work** toward customer value. AI won’t fix what software broke, but it can make each layer adaptive again, if we understand the work well enough to guide it. LeanTech exists to steer toward that second path. ### [handshake How We Work With You Practical coaching to build organizations that continuously improve. Meet Our Team arrow\_forward](https://tech.lean.org/#faculty) ### [smart\_toy Explore Lean AI AI-powered coaching that makes structured problem-solving accessible to everyone. Discover Lean AI arrow\_forward](https://tech.lean.org/lean-ai?hsLang=en) ## Go Deeper Explore the full body of lean knowledge. ### [![LEI Building](https://tech.lean.org/hubfs/raw_assets/public/tech-lean-org/images/lean-enterprise-institute.jpg) Lean Enterprise Institute open\_in\_new The full LEI catalog: articles, case studies, and resources from 25+ years of practice. Explore lean.org →](https://lean.org) ### [![Books](https://tech.lean.org/hubfs/raw_assets/public/tech-lean-org/images/foundational-reading.jpg) Foundational Reading *The Machine That Changed the World*, *Lean Thinking*, and other texts that established the field. 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