Insights
Longer pieces by John Sambrook, newest first. Some are about putting AI to work in a small business. Others come from thirty years of finding the real bottleneck in hospitals, device companies and shops. Pick a topic or just scroll.
All AI 31Theory of Constraints 30Strategy 28Small Business 24Healthcare 19Operations 17Practical Tips 14Medical Devices 9Leadership 8Case Studies 4Government 3Workforce 3
- I Manage a Fleet of Grok Bots Every Day Without Losing Work
· AI, Small Business, Practical Tips
My Grok Bots do real work for my business every day. These are the habits I use to look after a very capable tool and keep my work safe.
- Check the Document Before the Error Travels
· AI, Theory of Constraints, Healthcare, Government
Public institutions should verify consequential documents before circulation, using evidence-backed adversarial AI review and accountable human approval.
- The Business That Is Too Painful to Scale, but Too Good to Quit
· Small Business, Theory of Constraints, Operations, Strategy
A plumbing contractor called me out of the blue, stuck between not being able to hire and not being able to run the business he has. The constraint was not labor. It was the machine that was never built.
- The HR Screen Is the Wrong Market for an Older Engineer
· AI, Small Business, Workforce, Strategy
After 18 months without a full-time gig, I stopped treating the standard HR application as my main route to work and started contacting decision makers directly.
- AI Was Supposed to Obsolete Me. It Multiplied My Opportunities.
· AI, Small Business, Workforce
At 66, hiring filters rejected me in hours and never saw a person. I am not bitter about it. The same tools that score us out multiplied the range of problems I can solve, and that is worth more than any job I applied for.
- Gemini Called My Website a Textbook Example. Here Is What It Took.
· AI, Small Business, Practical Tips
I asked Google Gemini whether my small-business website was ready for AI agents. It said textbook example. That verdict took months of invisible work, and you can run the same test tonight.
- Your UX Spend Is Wasted on Me
· AI, Small Business, Strategy
My agent is my user interface. If your product wants my business, give my agent an API it can read and use in the next five minutes. Keep the screens.
- Why AI Improves Everything Except Your P&L
· AI, Small Business, Theory of Constraints, Strategy
Apply AI to a part of your business that was never limiting results and that part really does improve. Your costs go up, your sales do not. Here is what a constraint is, why almost no AI investment is aimed at one, and how to tell whether yours is.
- I Fired Anthropic From My Daily Brief
· AI, Small Business, Practical Tips
I moved the judgment and writing work in my daily report from cloud models to a local Qwen model. It costs less and keeps more of my data at home.
- The No-Losers Guide: A Practical Method for Resolving Organizational Conflict
· AI, Theory of Constraints, Leadership
Goldratt's Evaporating Cloud method, scaled with AI assistance.
- The Same Seven Mistakes, Every Company, Every Decade
· Theory of Constraints, Medical Devices, Operations, Leadership
What 500 FDA enforcement actions reveal about how organizations think. The same seven failure patterns appear across medical device companies, decade after decade. The root cause is not poor procedures. It is cognitive biases that evolved for small-group survival but break down in modern industrial settings.
- Why CAPA Systems Rot (And Why Naming Names Does Not Fix It)
· Theory of Constraints, Medical Devices, Operations
A deep dive into conflict avoidance as the root cause of FDA quality system failures. Analysis of 500 enforcement actions shows that CAPA failures are not procedural problems. They are cognitive problems that require a different objective function.
- Why Software Defects Kill (And Why Optimism Is the Real Bug)
· Theory of Constraints, Medical Devices, Operations
Software/firmware defects account for 12 Class I medical device recalls, the most of any category. The root cause is not poor engineering. It is planning fallacy, a cognitive bias that makes every team overestimate their timeline and underestimate their defect rate.
- AI Assistants Fetched One of Our Posts 990 Times. It Had No Door.
· AI, Small Business, Strategy
We sell an audit that tells businesses what machines can read on their site. Then I looked at our own server logs and found the machines had been talking to us for months, and we had never once answered.
- What I Keep Seeing in Healthcare Financial Assistance Policies
· Theory of Constraints, Healthcare, Strategy, Leadership
When I read financial assistance policies, I keep finding the same three conflicts. They are not paperwork problems. They are structural problems that trap staff and patients in impossible choices.
- Getting Started with Local AI: A Coding Stack That Runs on Your Own Hardware
· AI, Small Business, Practical Tips
For the past couple of weeks I have done real coding on a model running entirely on my own GPUs. Here is the hardware, the model, and what every parameter actually does.
- Why JSON-LD Is the Cheapest Insurance Your Website Can Buy
· Small Business, Practical Tips, Strategy
Business websites with proper structured data get seen more often, understood more clearly, and trusted more readily. Yet nearly a quarter of all websites have none at all.
- The Device CLI Was an Organizing Surface, Not Just a Tool
the most important part of the the client work was the protocol boundary. The host CLI, the firmware, the cellphone UI, and the product itself were organized around it.
- The Room Where It Happens (Differently)
· AI, Theory of Constraints, Strategy, Leadership
When an AI participates in a problem-solving conversation, people drop defenses they have carried for decades. This is not about a better search engine. It is about changing the dynamics of the room.
- My Registered Agent Charged $400 to File a $70 Form. I Fired Them This Morning.
· AI, Small Business, Practical Tips
Becoming my own registered agent and using Claude Code to manage the paperwork saved money, but the real win is owning my business records in a system I control and can search.
- What Happens When an AI Agent Uses Evaporating Clouds?
· AI, Theory of Constraints, Strategy
I built an AI agent that applies TOC Thinking Processes autonomously to improve business ideas. When I pointed it at itself, it resolved two real tensions via Evaporating Cloud across 10 iterations.
- After the First Session
· AI, Theory of Constraints, Healthcare, Strategy
A board commissioner and an AI sit alone in an empty conference room and talk honestly about what just happened and why. Episode 06 of the Cascade Valley audio drama series.
- The First Session
· AI, Theory of Constraints, Healthcare, Operations
Twelve people walk into a working group carrying separate problems and walk out carrying a shared one. Episode 05 of the Cascade Valley audio drama series.
- Where Does the Money Come From?
A public hospital loses tens of millions a year. Taxpayers cover the gap. But where does the taxpayers' money come from? Following that thread leads to a reframe that might change the conversation.
- I Woke Up Worried About a Denied Insurance Claim. Fifteen Minutes Later, I Wasn't.
· AI, Small Business, Practical Tips
How I used Claude Code to turn a confusing insurance denial into a clear, organized answer -- and why I'm building an AI-managed insurance filing system for everything.
- I Fired QuickBooks. Then I Built Something Better in Twenty Minutes.
· AI, Small Business, Practical Tips, Strategy
Replacing a $150/month accounting platform with open-source tools and AI revealed something bigger: the build-vs-buy calculus has shifted, and most of us have not caught up.
- The Budget Trap That Hits Every Public Institution
· Theory of Constraints, Government, Operations, Strategy
King County faces a familiar cycle: deficits, targeted cuts, new taxes, repeat. A Theory of Constraints lens on their own public data suggests the measuring stick itself may be the problem.
- When the Measuring Stick Lies, Good People Stop Trying
· Theory of Constraints, Government, Operations, Strategy
Distorted cost accounting in public institutions does not just produce bad budget decisions. It produces learned helplessness in the people who manage those budgets. The system, not the people, is the cause.
- Is Cost Accounting Accelerating Your Decline?
· Healthcare, Operations, Strategy
A question for CFOs at Washington State critical access hospitals: could standard cost allocation be distorting your service line decisions at exactly the wrong time?
- How a Print Shop Found 35% More Capacity in a Week
· Small Business, Theory of Constraints, Case Studies, Operations
A fine art printing company in Kent, WA was drowning in rework and backlog. The constraint was obvious once we looked: the graphic artist was doing every job twice. A pre-flight checklist and a simple scheduling change fixed it.
- After the Meeting
· AI, Theory of Constraints, Healthcare, Workforce
A Chief Nursing Officer processes what happened at the board meeting -- and discovers that the structural conflicts she has been managing for years have a name. Episode 02 of the Cascade Valley audio drama series.
- The Other Calculation
· AI, Theory of Constraints, Healthcare, Operations
A hospital CFO runs the same numbers two ways and gets answers that disagree by a factor of five. Episode 04 of the Cascade Valley audio drama series.
- From 'Cost Center' to 'Growth Engine': A Theory of Constraints Success Story
· Theory of Constraints, Medical Devices, Case Studies, Operations
How applying the Theory of Constraints 5 Focusing Steps transformed a reactive, email-only support model into a white-glove customer success engine for a high-value ultrasound research systems manufacturer.
- One Tool Was Starving Four Teams
· Theory of Constraints, Medical Devices, Case Studies
A clinical ultrasound project was six months behind schedule. The constraint was not the engineering — it was the register map tool that every team depended on and nobody had questioned.
- The Compass and the Toolkit: Why Healthcare Needs Both TOC and Lean
· Theory of Constraints, Healthcare, Operations
Healthcare has adopted Lean almost exclusively for process improvement, but the Theory of Constraints answers the question Lean cannot: where should you focus? Using both together produces dramatically better results.
- The One Thing Slowing Down Your Business (And How to Find It)
· Small Business, Theory of Constraints, Operations
Every business has one thing that limits how much it can get done. Find that one thing, fix it, and everything improves. Fix anything else, and nothing changes. A practical guide for small business owners.
- Resolving a Sweet Dilemma
· Small Business, Theory of Constraints, Strategy
A baker named Rachel thinks she has two bad options: raise prices and lose customers, or hold prices and lose her business. She has neither. This is how the Evaporating Cloud works.
- Your Website Looks Great. So Why Isn't the Phone Ringing?
· Small Business, Operations, Strategy
You invested in a professional website. It gets traffic. It looks right. But the phone barely rings. The problem is not the website. It is what the website is saying.
- When Your Business Is Full But Something Is Missing
You built a practice around work you love. Now it is full, and somehow that is the problem. A guide for wellness practitioners who want their business to work better without losing what made it worth building.
- The Meeting That Went Differently
· AI, Theory of Constraints, Healthcare, Strategy
A dramatized community hospital board meeting — fictional health system, real governance dynamics — showing what changes when an AI has a seat at the table.
- I Published a Blog Post and Shared It on Social Media Without Opening a Browser
· AI, Small Business, Practical Tips
A working workflow for small business owners who know they should be posting online but never get around to it.
- The Meeting That Could Not Have Gone Differently
· AI, Healthcare, Strategy, Leadership
Why good people in well-run hospitals still end up in the wrong conversation, and what a structural fix might look like.
- Your Google Business Profile Is Floating in Space
· AI, Small Business, Practical Tips
How connecting your Google Business Profile to your website structured data helps both AI search engines and traditional search understand who you actually are.
- Two Months Back on an 18-Month Project
· Theory of Constraints, Medical Devices, Case Studies
How standardizing a communication protocol on a smartphone-powered defibrillator project unblocked an entire engineering team and saved two months of development time.
- I Fired My SEO Expert (And Hired Claude Code Instead)
· AI, Small Business, Practical Tips
A small business owner's account of running a complete SEO audit with an AI coding agent in one session, fixing every issue the same afternoon, and what it means for the $80 billion SEO industry.
- Not All Waste Is Waste
· Theory of Constraints, Strategy
The word "waste" smuggles in a verdict before the analysis begins. Theory of Constraints offers a sharper test: waste relative to what?
- Why 'Agile' Fails in Hardware (And What Actually Works)
· Theory of Constraints, Medical Devices
You cannot 'sprint' a circuit board design. A systems architect's view on why software methodologies break when applied to physics, and how Critical Chain solves the real constraint.
- The 'Perfect' Product That Killed the Company
· Theory of Constraints, Medical Devices, Strategy
Why 'Scope Creep' is usually a symptom of a deeper strategic failure—in software, in hardware, and in healthcare.
- The Three-Way Email Paradox: Why Warm Introductions Beat Your Entire LinkedIn Network
· Small Business, Practical Tips
The math is clear: 12 genuine advocates beat 500 LinkedIn connections. A Kirkland business owner explains why three-way email intros actually convert.
- Doing My Taxes with Claude Code and Codex
· AI, Small Business, Practical Tips
A small business owner's account of automating tax preparation with AI coding agents, and what it suggests about the near future of knowledge work.
- The Cath Lab Is Empty at 2 AM
· Theory of Constraints, Healthcare, Strategy
Why smart, well-run organizations reliably get stuck on solvable problems, and what tribal dynamics and cognitive limits have to do with it.
- The Biggest Satisficing Trap AI Breaks Isn't What You Think
Matt Shumer is right that AI is about to change everything. But the real transformation isn't about job loss -- it's about discovering that most of the limits you've been working within were never real.
- Cancel Your SaaS, Keep Your Data: How AI Coding Agents Change the Economics
· AI, Practical Tips
When you can build a custom import tool in fifteen minutes, the calculus on which subscriptions to keep changes dramatically.
- AI-Facilitated Constraint Resolution for Healthcare Systems
· AI, Theory of Constraints, Healthcare, Strategy
How AI can dissolve complex multi-stakeholder conflicts by surfacing hidden assumptions, not by replacing human judgment.
- The Post-Acute Care Plan: A Proactive Approach to Discharge Readiness
· Healthcare, Operations, Strategy
A concept for addressing the complex discharge problem at its source—by capturing discharge-relevant information during routine primary care, before any hospitalization occurs.
- Is Non-Value-Added Work Really Neutral? Rethinking Value in Lean
A reflection on Lean's definition of value, arguing that no work is neutral—activities either create value, enable it through necessary conditions, or subtract it as waste.
- Why Healthcare Is So Stuck
Six chronic healthcare frustrations — long wait times, expensive insurance, claim denials, hiring difficulties, tax levies, and burnout — traced to a single root cause using Theory of Constraints analysis.
- Why Burnout Persists
Healthcare protects staff from radiation but expects unlimited psychological trauma absorption. This four-part series maps the structural conflict behind provider burnout using Theory of Constraints and proposes systemic solutions beyond resilience training.
- Speed as a Strategy
Why moving fast is an undervalued strategic advantage for community hospitals.
- The Physics of Patient Flow: Why 'Discharge Planning' Is a Mathematical Impossibility
Trying to plan a complex discharge at the moment of exit violates the basic physics of flow. Here is why the process must move upstream.
- Hidden Conflicts in Healthcare
Give me any healthcare policy document and I will show you embedded structural conflicts. A real hospital financial assistance policy analyzed using Theory of Constraints to reveal three critical dilemmas and paths to resolution.
- Stop Blaming People
Why blame cultures destroy healthcare organizations and how to build accountability instead.
- The Burnout Antidote: Voice Agents Transform Healthcare's Most Painful Conversations
· AI, Healthcare
Discover how voice agents transform healthcare's most painful conversations by removing emotional friction from insurance claims, patient billing, and administrative battles that burn out staff and traumatize patients.
- Architecting Hospital Care
Why an outsider's perspective is a healthcare system architect's greatest asset — how decades in embedded systems engineering, Theory of Constraints, and AI provide a different lens on hospital operational challenges.