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• The Loop
• In the Wild
• Business
• The Algorithm
• History

Decision framework — Boyd, 1976

The OODA Loop

Four steps. One recursive algorithm. The reason the fastest thinker wins — in a dogfight, a board meeting, or anywhere a decision matters before a window closes.

Explore the loop → The origin story Observe Orient Decide Act The four phases

Observe. Orient. Decide. Act.

They’re not equal; one does most of the work. Click any phase below to explore it.

← Click a phase to explore it

The loop runs continuously. No start, no finish, only cycles. The competitive advantage isn’t being smarter at any single phase. It’s completing the whole loop faster than your opponent can respond to your last move.

Phase 01

Observe

Raw input from the world. Data, signals, feedback… and the slightly pained expression across the conference table. No filtering yet. Just intake. The quality of everything downstream depends entirely on the honesty of what you allow in here.

Most people think they’re good at this. Most aren’t. We observe selectively, confirming what we already believe and quietly discarding what doesn’t fit.

In practice: A product team reads NPS scores, support tickets, and session recordings before sprint planning. Not what they hoped to hear, but what users actually did.

Phase 02 — The schwerpunkt

Orient

Boyd called this the schwerpunkt: the main effort, the center of gravity. Observations get filtered through your mental models: culture, experience, analysis, instinct, and bias. All of it at once.

Orient shapes not just what decisions you make, but what you even notice in the first place. A mediocre team with sharp orientation beats a sharp team with poor orientation, every time.

In practice: A founder sees a surge in support tickets not as a bug, but as a latent feature request, because she’s talked to 200 customers and knows the pattern.

Phase 03

Decide

Select a hypothesis. Choose a path. With strong orientation, this becomes fast, sometimes nearly automatic. With weak orientation, you get decision paralysis wearing the costume of diligence.

In fast-moving situations, the goal isn’t a perfect decision. It’s a good-enough decision before the window closes.

In practice: A sales rep leads with the cost-reduction pitch, not the growth pitch — based on a 30-second read of the room. One second of decide, built on years of orient.

Phase 04

Act

Execute. But here’s what most frameworks miss: action is not the end. Every action generates new observations, feeding straight back into the loop. You’re not just solving a problem, you’re producing the next data point.

This is why “move fast and learn” isn’t just a startup bumper sticker. It’s mechanically correct.

In practice: Launch to 10% of users. The response data is the next Observe phase. The loop doesn’t pause for reflection… it accelerates. You’re already doing this

In the wild

OODA isn’t something you adopt. It’s a pattern you already run — automatically, constantly. The question is whether you run it well.

Driving Conversation Sports Markets

Observe

Read the road

Brake lights ahead. Wet surface. A merge from the left. A speed sign you weren’t expecting. All processed in under a second.

Orient

Interpret the scene

Experience tells you wet roads extend stopping distance. The merge likely means a slowdown. Threat model updates automatically.

Decide

Choose a response

Ease off the accelerator. Cover the brake. Don’t overcorrect. A micro-decision made faster than conscious thought.

Act

Adjust and loop

Foot lifts. Speed drops. New observations begin immediately. The loop doesn’t pause for acknowledgement.

Observe

Listen + read the room

Words, tone, pace, a slight hesitation before “I think that could work.” All signal, all data.

Orient

Read between the lines

That hesitation signals doubt, not agreement. Your history with this person calibrates the read. Experience is orientation.

Decide

Probe or proceed?

Ask a clarifying question rather than proceeding on false consensus. One decision, correctly made.

Act

Respond

“What’s your hesitation?” Three words. Whatever comes next is the next observation.

Observe

Scan the field

Defender position, teammate movement, ball trajectory, a gap opening on the weak side. All at once.

Orient

Pattern recognition

Ten thousand hours of training converts this into instinct. The elite athlete sees the play before it develops.

Decide

Commit early

Pass to where the teammate will be, not where they are. A bet placed under brutal time pressure.

Act

Execute

Ball released. Result is immediately the next observation. Great players cycle faster than defenses adapt.

Observe

Read the signals

Price action, volume, macro data, a competitor’s press release, customer churn ticking upward.

Orient

Model the context

Experienced investors recognize regime changes before they’re confirmed. Years of loss-tested mental models.

Decide

Size the bet

Position, timing, hedge or hold. Made with incomplete information, by design. Certainty is a lagging indicator.

Act

Execute & observe

The market’s reaction is your next observation. In this loop, acting and observing are nearly simultaneous.

Expertise isn’t knowing more. It’s running the loop faster, with sharper orientation doing the heavy lifting. Applied strategy

OODA in business

Every strategic advantage you’ve ever admired is, at some level, a loop velocity and orientation quality advantage. Select a scenario to see it play out.

Startup vs. incumbent

The speed asymmetry

Why a 12-person company can outmaneuver a 12,000-person company with superior resources.

Product strategy

The pivot decision

How teams decide—correctly or incorrectly—when it’s time to change course.

Crisis response

When the loop breaks

How organizations freeze during a crisis, and what OODA tells us about exactly why.

The single most common strategic error isn’t a bad decision. It’s an organization stuck between Orient and Decide — running analysis forever while the window closes. Boyd called getting inside an adversary’s decision cycle “collapsing their OODA loop.” In business, that’s what disruption actually is.

On simple systems

The power of four words

The most powerful systems are often the simplest. Four steps, run recursively, explain an outsized range of human behavior and competitive outcomes. Other fields rediscovered the same loop… Just under different names.

while (alive) { observe (); // gather raw input from the environment orient (); // filter through mental model — the hard part decide (); // select a course of action act (); // execute — generating the next observation }

OODA Loop

• Observe
• Orient
• Decide
• Act

PDCA Cycle

• Plan
• Do
• Check
• Act

Scientific method

• Observe
• Hypothesize
• Experiment
• Conclude

Agile sprint

• Plan
• Build
• Review
• Retrospect

Lean startup

• Build
• Measure
• Learn

Design thinking

• Empathize
• Define
• Ideate
• Prototype & test

Observe reality. Form a model. Make a choice. Take action. Start over. No exceptions. Only variations on the loop. Optional deep dive

The origin story

OODA emerged from a specific, observable puzzle: why did American pilots keep winning air combat despite flying technically inferior aircraft? The answer changed how we think about decisions.

John Boyd — the man behind the loop

John Richard Boyd (1927–1997) was a U.S. Air Force fighter pilot, tactician, and strategist who spent most of his career outside official channels and never rose above colonel — partly because he was too disruptive to promote, and too useful to dismiss.

He was known as “Forty-Second Boyd” for a standing bet: starting from aerodynamic disadvantage, he could defeat any pilot in air combat within forty seconds. No one ever collected. He spent the rest of his life trying to understand why he could do this — and turning that understanding into a general theory of conflict.

Korea: the puzzle that started it all

In Korea, American F-86 Sabres faced Soviet-built MiG-15s that were technically superior — faster climbers, higher ceiling, tighter turn radius. And yet the F-86 pilots won the engagement ratio decisively.

Boyd’s insight: the F-86 had a hydraulic flight control system and a bubble canopy giving pilots a wider field of view. These features allowed faster situational transitions. By the time a MiG pilot had finished processing one maneuver, the F-86 was already executing the next. Speed of decision, not speed of aircraft.

From a cockpit to everywhere else

Boyd spent the rest of his career expanding the framework through a briefing called “Patterns of Conflict” — which he delivered hundreds of times, sometimes for four or five hours. He was not known for brevity. He never published a book. The ideas spread through talks, hand-copied slides, and a devoted circle of people who carried them everywhere.

Boyd died in 1997, largely unrecognized by the institution he served. His ideas outlasted him considerably — which, by all accounts, would have pleased him far more than any promotion.

A Scroll by En Dash Consulting

Ready to run the loop?

OODA is a lens, not a checklist. Start by asking which phase your team actually gets stuck in — that’s almost always where the leverage is. (Hint: it’s usually Orient.)

Evolve your ways of working → View Other Scrolls En Dash — Make Work Feel Better Boyd — Patterns of Conflict, 1986