physics

OODA loop

OODA loop is a physics topic covered in the lgStudy science library. This page brings together a partial reference excerpt, illustrations, worked examples, real-world applications and a short study plan, so you can understand OODA loop rather than just read about it. In short: The OODA loop (observe, orient, decide, act loop) is a decision-making model developed by United States Air Force Colonel John Boyd in the early 1970s. He applied the concept to the combat operations process, often at the operational level during military campaigns.

Key takeaways

OODA loop belongs to physics; place it in that map before memorising details.
Learn the definition first, then one example that makes the definition concrete.
Connect OODA loop to a quantity you can measure, compute or draw — that is where exam questions come from.
Reproduce the core statement of OODA loop from memory before moving on to harder problems.

Reference excerpt

The OODA loop (observe, orient, decide, act loop) is a decision-making model developed by United States Air Force Colonel John Boyd in the early 1970s. He applied the concept to the combat operations process, often at the operational level during military campaigns. The loop includes continuous collection of feedback and observations. This enables late commitment, which is an important element of agility. This is in contrast to the PDCA (plan–do–check–act) cycle which requires early commitment. It is often applied to understand commercial operations and learning processes. The approach explains how agility can overcome raw power in dealing with human opponents.

Use in law and business The OODA loop has become an important concept in litigation, business, law enforcement, management education, military strategy and cyber security, and cyberwarfare. According to Boyd, decision-making occurs in an iterative cycle of "observe, orient, decide, act". An entity (whether an individual or an organization) that can process this cycle quickly, observing and reacting to unfolding events more rapidly and/or more effectively than an opponent, can thereby get inside the opponent's decision cycle and gain the advantage. Jamie Dimon, chairman and CEO of JPMorgan Chase, has said he uses the OODA loop in scenario evaluation.

Criticism Some scholars are critical of the concept. Aviation historian Michael Hankins, for example, writes that "the OODA loop is vague enough that its defenders and attackers can each see what they want to see in it. For some, the OODA concept's flexibility is its strength, but for others it becomes so generalized as to lose its usefulness." He concludes that "The OODA loop is merely one way among a myriad of ways of describing intuitive processes of learning and decision making that most people experience daily. It is not incorrect, but neither is it unique or especially profound."

See also

References

Bibliography Bazin, Aaron A. (January–February 2005). "Boyd's O-O-D-A loop and the infantry company commander" (PDF). Infantry. 94 (1): 17–19. ProQuest 219733932. Boyd, John R. (3 September 1976). Destruction and Creation (PDF). U.S. Army Command and General Staff College. Boyd, John, R. (28 June 1995). "The Essence of Winning and Losing". danford.net.{{cite web}}: CS1 maint: multiple names: authors list (link) A supposed five-slide set by Boyd. Dreier, A. S. (2012). Strategy, Planning & Litigating to Win: Orchestrating Trial Outcomes with Systems Theory, Psychology, Military Science, and Utility Theory. Boston, MA: Conatus Press. ISBN 978-0-615-67695-1. OCLC 917563752. Greene, Robert (24 February 2007). "OODA and You". powerseductionandwar.com. Hillaker, Harry (July 1997). "Tribute To John R. Boyd". Code One Magazine. Archived from the original on 17 September 2007. Osinga, Frans P. B. (2007) [2005]. Science, strategy and war: the strategic theory of John Boyd. Strategy and history. Vol. 18. London: Routledge. doi:10.4324/9780203088869. ISBN 978-0-415-37103-2. OCLC 67773991. PDF of the dissertation version. Owen, Jillian; Burstein, Frada; Hall, William P. (2004). "Knowledge reuse in project management". In Linger, Henry; Fisher, Julie; Wojtkowski, Wita; Wojtkowski, W. Gregory; Zupančič, Jože; Vigo, Kitty; Arnold, Josie (eds.). Constructing the Infrastructure for the Knowledge Economy: Methods and Tools, Theory and Structure. New York: Kluwer Academic/Plenum Publishers. pp. 443–454. doi:10.1007/978-1-4757-4852-9_33. ISBN 0-306-48554-0. OCLC 55877281. Richards, Chet (2004). Certain to Win: The Strategy of John Boyd, Applied to Business. Philadelphia: Xlibris. ISBN 1-4134-5377-5. OCLC 57207751. Schuck, Tod (11 May 2017). "OODA Loop 2.0: Information, Not Agility, Is Life". Breaking Defense. Ullman, David G. (April 2007). "'OO-OO-OO!': the sound of a broken OODA loop" (PDF). CrossTalk: The Journal of Defense Software Engineering. 20 (4): 22–25. CiteSeerX 10.1.1.170.5341. Archived from the original (PDF) on 28 July 2012. {{cite journal}}: Cite uses deprecated parameter |citeseerx= (help)

External links The John Boyd Library (archived documents by Boyd)

Illustrations

Worked examples

Example 1 — a first encounter with OODA loop

Start with the simplest possible case. Write down what OODA loop claims or describes in one sentence, then invent the smallest concrete situation in which that sentence is true. In physics, the smallest case is usually a single object, a single equation or a single measurement. Check that every symbol or term in your sentence has a meaning in that case.

Example 2 — changing one variable

Take the situation from Example 1 and change exactly one quantity: double it, halve it, or set it to zero. Predict what should happen to OODA loop before you calculate. Comparing your prediction with the result is the fastest way to find out whether you understand the idea or only the words.

Example 3 — an exam-style question

Typical questions about OODA loop ask you to (a) state it precisely, (b) apply it to given data, and (c) explain a limitation. Practise writing all three answers in under five minutes; the third part is what separates a full-mark answer from an average one.

Applications of OODA loop

In research: OODA loop appears in physics research whenever the underlying quantities have to be modelled precisely. Papers usually cite it as a starting assumption and then explore where it breaks down.
In technology and industry: Engineering practice reuses OODA loop in design rules, simulations and safety margins. Knowing the idea lets you read a specification sheet and understand why the numbers look the way they do.
In the classroom: OODA loop is common in secondary-school and first-year university syllabi. It links to neighbouring topics Feedback, Intelligence analysis, Strategy, so understanding it makes those chapters shorter.
In everyday life: Look for OODA loop outside the textbook — in sport, cooking, traffic, electronics or the sky above you. An example you found yourself is remembered far longer than one you were given.

Affiliate

Preply — study more efficiently by working with a personal tutor. 50% off.

How to study OODA loop in 20 minutes

Read the reference excerpt below once, without taking notes.
Close the page and write down what OODA loop means in your own words.
Compare your version with the excerpt and mark what you missed.
Work through the three examples above with pen and paper.
Explain OODA loop out loud to somebody else — or to Teacher Smith in the lgStudy chat.

Frequently asked questions

What is OODA loop in simple terms?

Why does OODA loop matter?

Because it connects several physics ideas at once: it gives you a definition you can apply, a quantity you can calculate, and a way to check whether a result is plausible.

How should I study OODA loop?

Read the excerpt, restate it from memory, then work through the examples and applications listed on this page. The five-step study plan above takes about twenty minutes.

What does this page cover?

It gives you a compact reference excerpt plus original lgStudy explanations, examples, applications and study material on OODA loop.