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OODA Loop

Decision ModelsDecision making

Reference model

OODA LoopA cycle of 4 steps that repeats: 1, Observe; 2, Orient; 3, Decide; 4, Act; after the last step the cycle returns to the first.ObserveGather information aboutthe environment an…1OrientAnalyze the information inlight of context…2DecideChoose a course of actionand state why.3ActImplement the decision,then observe the re…4

The OODA Loop is repeated: the results of each action become the next round of observations.

About this model

A cyclical decision process of Observe, Orient, Decide, Act, associated with military strategist John Boyd, used to keep decisions fast and adaptive in uncertain environments.

Originator not stated.

How to read it

  • Observe: gather facts about the environment and the effect of your last action.
  • Orient: interpret those facts using your experience, context and assumptions. This is the step that shapes everything after it.
  • Decide: choose one course of action and state why.
  • Act: carry it out, then return to Observe to see what changed.

What this does

Helps a team make and act on a fast decision in a changing situation by moving through observing, orienting, deciding and acting, then looping back with what it learned.

When to use it

Use it when quick, iterative decision-making is needed in a dynamic environment, such as a competitor move, a market shift or a live operational problem.

Not when: Do not use it when decisions can be made with more time and analysis, or when the situation is stable and predictable and a full options appraisal is affordable.

What happens next

Carry out the first action, record what changed, and run the loop again from Observe. If the results show a deeper strategic question, move to a SWOT analysis or a weighted decision matrix.

Golden thread

Builds on ←

  • Situation assessment
  • Stakeholder and market observations
  • Constraints and objectives

Feeds into →

  • Action plan
  • Next OODA cycle
  • SWOT analysis

Use this tool, free

Sign in to open the worksheet. Your work saves as you type, the AI can draft the parts you have not filled in, and you finish with an analysis and a 30/60/90-day action plan.

Drafted with AI and reviewed by Eccellere on 04/11/2026. Guidance, not advice: apply your own judgement.