Deming’s 14 Points — plain English, with Joiner levels and NHS examples
W. Edwards Deming identified most Level 3 system interventions decades before Joiner gave them a classification. The 14 Points are not a management checklist — they are a structural description of what a system that produces quality looks like, and what stands in the way of building one. Most organisations implement none of them.
Who was Deming and why does he matter?
W. Edwards Deming was an American statistician and management theorist who transformed Japanese manufacturing after World War II. Toyota, Sony, and the companies that became synonymous with quality in the 1970s and 1980s built their operating systems on his ideas. His influence on Japanese industry was so significant that Japan’s most prestigious quality prize — the Deming Prize — has been awarded since 1951.
Western management largely ignored him until the 1980s, when it became impossible to deny that Japanese manufacturers were consistently outcompeting their American and European rivals. Deming spent the last decades of his life teaching American companies what he had spent decades teaching Japan. He published Out of the Crisis in 1982, at the age of 82. It remains the most important book on quality management ever written.
His relevance to this site is direct. Deming was a statistician first. His entire framework is built on the idea that you cannot improve what you cannot measure honestly — and that most measurement in organisations is dishonest, either by design (targets that incentivise gaming) or by method (charts that cannot distinguish genuine change from noise). Bootstrap CUSUM is the tool that makes the Study phase of his PDSA cycle honest. The 14 Points are the management system that gives Level 3 interventions their practical form.
Deming estimated that 94% of problems in any organisation are caused by the system — the structures, processes, policies, and management practices that determine how work gets done. Only 6% are caused by individual workers. This is the foundation of every one of the 14 Points. If 94% of problems are system problems, then 94% of improvement effort should be aimed at the system. Most organisations do the opposite: they react to symptoms, train individuals, set targets, and apply pressure — all Level 1 and Level 2 interventions aimed at the 6% while the 94% continues unchanged.
Blame the system, not the people. If 94% of problems are caused by the system, then 94% of blame directed at individuals is misdirected. The worker is doing their best within a system that is producing the problem. The job of management is to change the system — not to find better people to put inside a broken one.
Joiner noted explicitly that most Level 3 system fixes are already described in Deming’s 14 Points. Deming identified them decades earlier — but without the level classification that makes clear why they work when lower-level interventions do not. Read the 14 Points through Joiner’s lens and the mechanism becomes precise: most of the Points are Level 3 or Level 3 Deep interventions. The ones that are not — Points 10 and 11 — are Deming’s explicit rejection of Level 1.
The 14 Points — plain English with Joiner levels
Each Point is explained in plain English, classified by Joiner’s level, and illustrated with an example from the NHS or public sector data on this site where available.
The organisation must have a clear, stable, long-term purpose — one that does not change with every new leader, every new political cycle, or every new performance framework. Without constancy of purpose, every structural improvement is eventually dismantled when the next reorganisation arrives.
Why Level 3 Deep: This is Meadows’ paradigm level — the mental model from which the system’s goals, rules, and structures flow. You cannot achieve it by changing a process or writing a policy. It requires the organisation to genuinely commit to improvement as its primary purpose rather than as a periodic initiative.
Reject the acceptance of defects, delays, and poor quality as inevitable. The “new philosophy” is that quality is not an inspection problem — it is a design problem. The system must be designed to produce quality, not to detect failure after it has occurred.
Why Level 3 Deep: This is a fundamental reorientation of what the organisation is for. It cannot be achieved by a training programme or a new process. It requires management to change what they believe about where quality comes from.
Inspection at the end of a process finds defects after they have been created. It does not prevent them. Build quality into the process so that inspection becomes unnecessary. “Build it right first time” is not a slogan — it is the result of designing a system that cannot easily produce defects.
Why Level 3: Stopping dependence on inspection requires changing the process design, not just the inspection protocol. It is an engineering control in Joiner and COMAH terms — the hazard is addressed at source rather than detected downstream.
Lowest-cost procurement produces lowest-quality input. Move toward single suppliers for important items, building long-term relationships based on quality and total cost rather than unit price. The purchasing system produces the quality problem — changing the system changes the output.
Why Level 3: This is a structural change to the procurement system, not a request for buyers to make better decisions within the existing system. It requires changing the rules and incentives that govern purchasing, not just the preferences of individual buyers.
Improvement is not a project with a start and an end date. It is a permanent structural discipline built into every process. PDSA as a continuous cycle — not as a response to a crisis or a regulatory requirement. The system is designed to improve itself.
Why Level 3: Embedding continuous improvement requires changing the structure of work so that improvement activity is part of every role — not an additional task assigned to a separate team. It is a system design change, not a behavioural request.
Workers cannot do good work if they do not know what good work looks like or how to achieve it. Training is necessary. But training alone is Level 2 — it changes what people do within the existing system without changing the system that determines what is possible.
Why Level 2: Deming and Joiner both note that training is necessary but insufficient without system change. A well-trained worker in a poorly designed system will still produce poor-quality output — because the system determines the outcome, not the individual’s effort or knowledge.
The job of management is not to supervise and control workers — it is to improve the system that workers operate in. Leadership in Deming’s sense means helping people do better work by understanding and changing the system, not by monitoring performance metrics and applying pressure when targets are missed.
Why Level 3: This requires changing the role of management structurally — from directing outputs to improving systems. It is a fundamental change to what managers are responsible for and how their performance is evaluated. It cannot be achieved by a leadership training course.
Fear of reporting problems, fear of raising concerns, fear of missing targets — all produce the same result: people hide what is actually happening. Bad data flows upward. Good decisions cannot be made. The organisation optimises for the appearance of performance rather than its reality.
Why Level 3 Deep: Fear is a system condition produced by structures that blame individuals for system failures. It requires structural change to how performance is evaluated, how problems are reported, and whether the messenger is punished. It cannot be addressed by asking people to be braver.
Departments that optimise for their own performance measures produce system-level failure. Quality problems, handover failures, and coordination costs are almost always the result of structural siloes — not of individuals who do not want to cooperate. Breaking down the barriers requires changing the structure, not exhorting people to collaborate more.
Why Level 3: Siloed departments are a structural design. Changing them requires changing reporting lines, shared measures, physical co-location, or integrated information systems — structural interventions, not cultural ones.
Slogans that ask workers to try harder, work smarter, or achieve zero defects do nothing to change the system that produces defects. They shift responsibility from the system — where Deming says 94% of problems originate — to the individual worker. Deming argues this is not just ineffective but actively harmful: it damages morale, produces adversarial relationships, and obscures where the real problem lies.
Why Anti-Level-1: Slogans are Level 1 interventions — they react to outcomes without changing the system that produces them. Deming’s Point 10 is his explicit rejection of this approach. The system produces the result. Change the system.
Numerical quotas without a method for achieving them are goals without a system change. They produce exactly what Deming predicted: gaming, distortion, and measurement that optimises the number rather than the outcome it was intended to represent. The quota replaces the aim. People hit the number by changing how it is counted, not by improving what it is supposed to measure.
Why Anti-Level-1: A target is a Level 1 intervention. It reacts to an output without changing the system that produced it. Bootstrap CUSUM applied to any metric governed primarily by a numerical target will typically find temporary movement followed by reversion — or, worse, a persistent change in the metric that reflects changed coding rather than changed outcomes.
Workers who cannot do good work because the system prevents it — inadequate tools, unclear standards, performance evaluations that measure the wrong things, managers who blame them for system failures — lose the motivation to improve. The system has taken away their ability to take pride in their work.
Why Level 3: Pride in work is destroyed by system conditions, not by individual attitudes. Restoring it requires structural changes to how work is designed, how performance is evaluated, and how problems are attributed. It cannot be achieved by asking workers to take more pride.
Not training for the current job — education that develops people’s capacity to understand and improve the system itself. Statistical thinking, systems thinking, improvement methodology. The organisation that educates its people to understand the system they work in builds its own internal improvement capability rather than depending on external consultants or periodic initiatives.
Why Level 3: Building internal improvement capability requires a structural commitment — time protected for education, career paths that reward improvement knowledge, and management that uses what people learn. It is a system design change, not a training budget line.
The transformation to a quality organisation is not a project managed by a quality department. It requires top management to lead it, commit to it permanently, and involve everyone in it. Deming’s Point 14 is the application of Point 1’s constancy of purpose to the transformation itself: the commitment must be genuine, visible, and sustained — not announced and then quietly abandoned when the next crisis arrives.
Why Level 3 Deep: This requires the entire organisation’s mental model to change — from “improvement is something the quality team does” to “improvement is everyone’s job in every role every day.” It is the definition of constancy of purpose in action.
Points 10 and 11 in depth — why targets without method fail
Points 10 and 11 deserve special attention because they are the most commonly violated and the most directly relevant to the Bootstrap CUSUM findings on this site. Together they represent Deming’s explicit, forceful rejection of management by targets.
“A goal without a method is nonsense. Management by numerical goal is an attempt to manage without knowledge of what to do.” — W. Edwards Deming
The dementia 66.7% diagnosis target is the clearest illustration on this site. Set in 2012. Briefly exceeded in 2019. Bootstrap CUSUM finds one stage, mean below target, no confirmed structural improvement. The target measured the number of diagnoses recorded. It did not change the constraint — memory clinic capacity — that limited how many diagnoses could be made. It did not change what happened to patients after diagnosis. It did not change the reinforcing loops that kept the pathway reactive rather than proactive. It was a numerical quota without a method. Deming predicted exactly this result eighty years ago.
Quick reference — all 14 Points by Joiner level
| Point | Title | Joiner level |
|---|---|---|
| 1 | Constancy of purpose | Level 3 Deep |
| 2 | Adopt the new philosophy | Level 3 Deep |
| 3 | Cease dependence on inspection | Level 3 |
| 4 | End lowest-cost supplier policy | Level 3 |
| 5 | Improve constantly | Level 3 |
| 6 | Institute training | Level 2 |
| 7 | Institute leadership | Level 3 |
| 8 | Drive out fear | Level 3 Deep |
| 9 | Break down barriers | Level 3 |
| 10 | Eliminate slogans and targets | Anti-Level-1 |
| 11 | Eliminate numerical quotas | Anti-Level-1 |
| 12 | Remove barriers to pride | Level 3 |
| 13 | Institute education | Level 3 |
| 14 | The transformation is everyone’s job | Level 3 Deep |
Deming and Bootstrap CUSUM — the measurement connection
Deming invented the PDSA cycle — Plan, Do, Study, Act. He was insistent that the Study phase is the most important and the most neglected. Most organisations plan and do, then declare success or failure without genuinely studying the evidence. The study requires honest measurement — a tool that can distinguish genuine structural change from noise.
Bootstrap CUSUM is that tool. It sits in the Study phase of every PDSA cycle on this site. When a policy is implemented, a target is set, or a structural intervention is made, Bootstrap CUSUM answers the question Deming demanded: has the process actually changed, or are we seeing variation around an unchanged mean?
Where this fits — and where to go next
“Give people better tools and a better mental model to ask better questions about whether things have improved through structural change — and to understand why, when they haven’t.”