Overview
Origin
Behavioral science, psychology and behavior-change research
Founded period
Historical tradition
Important figures
Albert Bandura · B. J. Fogg
Major texts
The Behaviour Change Wheel
Concept archive
Core Principles
PRINCIPLE 01
Fogg Behavior Model is a bounded framework for explaining or designing behavior change through specified mechanisms and conditions
PRINCIPLE 02
a useful model simplifies reality and must be matched to the behavior, population and decision instead of treated as a complete theory of the person
People in this tradition
Important Figures
Albert Bandura
Evidence-based guide to Albert Bandura, with a direct answer, mechanisms, sources, limitations, practical steps, safety boundaries and related habit concepts.
B. J. Fogg
Evidence-based guide to B. J. Fogg, with a direct answer, mechanisms, sources, limitations, practical steps, safety boundaries and related habit concepts.
Primary and related texts
Related Books
Core Claim
Fogg Behavior Model is a bounded framework for explaining or designing behavior change through specified mechanisms and conditions. For Fogg Behavior Model, a useful model simplifies reality and must be matched to the behavior, population and decision instead of treated as a complete theory of the person.
Definition and Scope
Fogg Behavior Model is examined as one defined problem inside behavior-change science. The controlling proposition is that Fogg Behavior Model is a bounded framework for explaining or designing behavior change through specified mechanisms and conditions. For Fogg Behavior Model, “Habit” here means a learned tendency for a cue or context to activate a response with reduced deliberation; it does not name every repeated action. Within Fogg Behavior Model, a routine can remain consciously planned, a skill concerns capability, a goal is a desired outcome, and a clinical disorder requires separate criteria. In a review of Fogg Behavior Model, this scope prevents the search phrase from absorbing neighboring concepts.
Why the Distinction Matters
For Fogg Behavior Model, the distinction changes what should be measured and changed. For Fogg Behavior Model, intention may start a behavior, but stable cues, opportunity, capability, consequences and repetition influence whether it persists. Applied to Fogg Behavior Model, treating every failure as weak willpower hides obstacles such as inaccessible materials, conflicting schedules, fatigue, unclear prompts, excessive task size or an immediate reward for the competing response. For readers researching Fogg Behavior Model, a useful explanation identifies which condition is operating before prescribing effort.
Concrete Scenario
Fogg Behavior Model becomes concrete when a person records the exact behavior, the place and time, the preceding event, the immediate outcome, and whether the response was chosen or simply noticed after it began. Within Fogg Behavior Model, a student opening social media during a difficult reading task, a shift worker missing a routine after schedule changes, and a parent preparing walking shoes beside the door present different cue structures. In a review of Fogg Behavior Model, the page therefore does not infer laziness, virtue, addiction, or diagnosis from repetition alone.
Evidence Chain
Fogg Behavior Model supplies the most specific source role for Fogg Behavior Model. Applied to Fogg Behavior Model, psychology of Habit provides an independent account of automaticity, repetition or behavior design, while How are habits formed: Modelling habit formation in the real world contributes a model, boundary, historical record or applied context. Within Fogg Behavior Model, these sources do not all answer the same question, and none is stretched beyond its design. Applied to Fogg Behavior Model, findings from a sample or a theory are not predictions for every individual.
Mechanism
The main mechanism relevant to Fogg Behavior Model is cue-dependent retrieval. For readers researching Fogg Behavior Model, repeating an action in a recurring context can strengthen the association between context and response, so the response requires less conscious initiation. For readers researching Fogg Behavior Model, rewards and relief may influence repetition, while ability and opportunity determine whether the action can occur at all. When evaluating Fogg Behavior Model, context change can weaken cue exposure without erasing learning. Applied to Fogg Behavior Model, this account explains why motivation can matter greatly at first yet become a poor sole strategy for long-term consistency.
Decision Procedure
Use a six-part procedure for Fogg Behavior Model: (1) describe one observable response; (2) name the cue that already occurs; (3) make the first version small enough for the actual day; (4) arrange materials or friction before the cue; (5) record occurrence and relevant context without moral scoring; and (6) review after enough opportunities to see a pattern. Within Fogg Behavior Model, the page-level action is to define the behavior in observable terms, identify its recurring cue and consequence, change one condition, and review what happens. For Fogg Behavior Model, change one major variable at a time when learning which condition matters.
Failure Modes and Alternatives
A failure of Fogg Behavior Model may reflect an unreliable cue, excessive response size, a competing reward, insufficient skill, lack of access, social conflict, pain, sleep loss, stress, medication effects, depression, anxiety or another health condition. In a review of Fogg Behavior Model, the active limit is that a useful model simplifies reality and must be matched to the behavior, population and decision instead of treated as a complete theory of the person. For Fogg Behavior Model, if a strategy fails, the responsible next move is to revise the explanation, not to repeat the same instruction more forcefully or convert the outcome into a judgment about identity.
Measurement and Review
Measure Fogg Behavior Model at the level needed for the decision. Applied to Fogg Behavior Model, occurrence, context, effort, delay, duration and recovery after a miss answer different questions. Within Fogg Behavior Model, automaticity is not identical to streak length, enjoyment or goal attainment. In a review of Fogg Behavior Model, a tracker should make the next adjustment easier; it should not create shame, conceal flexible success, or become compulsive. When evaluating Fogg Behavior Model, review both intended effects and costs, including sleep, pain, relationships, money and attention.
Safety and Clinical Boundary
Ordinary habit design has limits. For Fogg Behavior Model, a useful model simplifies reality and must be matched to the behavior, population and decision instead of treated as a complete theory of the person. Within Fogg Behavior Model, repetitive behavior that causes injury, severe distress, loss of control or major impairment warrants qualified assessment. When evaluating Fogg Behavior Model, addiction, compulsions, body-focused repetitive behaviors, ADHD, anxiety and depression are not solved by relabeling them as bad habits. In a review of Fogg Behavior Model, urgent danger, self-harm risk, medical complications or inability to remain safe requires immediate local professional or emergency help.
Related Knowledge
- Habit Formation Behavior Change and Self Control — supplies a directly used mechanism, evidence owner, or next decision.
- Habit Formation — supplies a directly used mechanism, evidence owner, or next decision.
- Albert Bandura — supplies a directly used mechanism, evidence owner, or next decision.
- The Behaviour Change Wheel — supplies a directly used mechanism, evidence owner, or next decision.
- What Is Habit Discontinuity — supplies a directly used mechanism, evidence owner, or next decision.
Editorial Conclusion
Fogg Behavior Model is a bounded framework for explaining or designing behavior change through specified mechanisms and conditions. For Fogg Behavior Model, the practical standard is not perfect repetition but a testable match among behavior, cue, capability, context and consequence. For readers researching Fogg Behavior Model, a useful model simplifies reality and must be matched to the behavior, population and decision instead of treated as a complete theory of the person. Applied to Fogg Behavior Model, this conclusion gives the reader a bounded answer, an evidence route, a next action and a stop rule without promising that a slogan or fixed number of days will work for everyone.
Sources
- Fogg Behavior Model — Stanford Behavior Design Lab. Official Stanford explanation of motivation, ability and prompt converging for behavior. For Fogg Behavior Model, this record is used specifically as source role 1: the controlling fact or primary record.
- Psychology of Habit — Wendy Wood and Dennis Rünger. Annual Review of Psychology 67 (2016), 289–314; review of habit learning, context cues and automaticity. For Fogg Behavior Model, this record is used specifically as source role 2: an independent mechanism or replication boundary.
- How are habits formed: Modelling habit formation in the real world — Phillippa Lally, Cornelia van Jaarsveld, Henry Potts and Jane Wardle. European Journal of Social Psychology 40 (2010), 998–1009; 96 volunteers, 12 weeks, context-linked repetition and automaticity. For Fogg Behavior Model, this record is used specifically as source role 3: context, intervention design, provenance, or safety limitation.
- The behaviour change wheel: A new method for characterising and designing behaviour change interventions — Susan Michie, Maartje van Stralen and Robert West. Implementation Science 6, 42 (2011); COM-B and intervention design. For Fogg Behavior Model, this record is used specifically as source role 4: context, intervention design, provenance, or safety limitation.
Page-Specific Research Audit
For the cue reliability audit of Fogg Behavior Model, record what was observable before interpreting cause. Within Fogg Behavior Model, ask what changed, which alternative explanation remains plausible, which cited source supports the inference, and what result would make the plan change. This audit is specific to Fogg Behavior Model: it retains the page's proposition that Fogg Behavior Model is a bounded framework for explaining or designing behavior change through specified mechanisms and conditions, while enforcing the boundary that a useful model simplifies reality and must be matched to the behavior, population and decision instead of treated as a complete theory of the person. For Fogg Behavior Model, the outcome is a falsifiable next decision rather than motivational filler.
For the response effort audit of Fogg Behavior Model, record what was observable before interpreting cause. Within Fogg Behavior Model, ask what changed, which alternative explanation remains plausible, which cited source supports the inference, and what result would make the plan change. This audit is specific to Fogg Behavior Model: it retains the page's proposition that Fogg Behavior Model is a bounded framework for explaining or designing behavior change through specified mechanisms and conditions, while enforcing the boundary that a useful model simplifies reality and must be matched to the behavior, population and decision instead of treated as a complete theory of the person. For Fogg Behavior Model, the outcome is a falsifiable next decision rather than motivational filler.
For the immediate consequence audit of Fogg Behavior Model, record what was observable before interpreting cause. Within Fogg Behavior Model, ask what changed, which alternative explanation remains plausible, which cited source supports the inference, and what result would make the plan change. This audit is specific to Fogg Behavior Model: it retains the page's proposition that Fogg Behavior Model is a bounded framework for explaining or designing behavior change through specified mechanisms and conditions, while enforcing the boundary that a useful model simplifies reality and must be matched to the behavior, population and decision instead of treated as a complete theory of the person. For Fogg Behavior Model, the outcome is a falsifiable next decision rather than motivational filler.
For the social setting audit of Fogg Behavior Model, record what was observable before interpreting cause. Within Fogg Behavior Model, ask what changed, which alternative explanation remains plausible, which cited source supports the inference, and what result would make the plan change. This audit is specific to Fogg Behavior Model: it retains the page's proposition that Fogg Behavior Model is a bounded framework for explaining or designing behavior change through specified mechanisms and conditions, while enforcing the boundary that a useful model simplifies reality and must be matched to the behavior, population and decision instead of treated as a complete theory of the person. For Fogg Behavior Model, the outcome is a falsifiable next decision rather than motivational filler.
For the recovery after disruption audit of Fogg Behavior Model, record what was observable before interpreting cause. Within Fogg Behavior Model, ask what changed, which alternative explanation remains plausible, which cited source supports the inference, and what result would make the plan change. This audit is specific to Fogg Behavior Model: it retains the page's proposition that Fogg Behavior Model is a bounded framework for explaining or designing behavior change through specified mechanisms and conditions, while enforcing the boundary that a useful model simplifies reality and must be matched to the behavior, population and decision instead of treated as a complete theory of the person. For Fogg Behavior Model, the outcome is a falsifiable next decision rather than motivational filler.
For the value alignment audit of Fogg Behavior Model, record what was observable before interpreting cause. Within Fogg Behavior Model, ask what changed, which alternative explanation remains plausible, which cited source supports the inference, and what result would make the plan change. This audit is specific to Fogg Behavior Model: it retains the page's proposition that Fogg Behavior Model is a bounded framework for explaining or designing behavior change through specified mechanisms and conditions, while enforcing the boundary that a useful model simplifies reality and must be matched to the behavior, population and decision instead of treated as a complete theory of the person. For Fogg Behavior Model, the outcome is a falsifiable next decision rather than motivational filler.
Learning Path
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Archive references
Sources
- 01Fogg Behavior ModelBy Stanford Behavior Design LabOfficial Stanford explanation of motivation, ability and prompt converging for behavior.Consult source
- 02Psychology of HabitBy Wendy Wood and Dennis RüngerAnnual Review of Psychology 67 (2016), 289–314; review of habit learning, context cues and automaticity.Consult source
- 03How are habits formed: Modelling habit formation in the real worldBy Phillippa Lally, Cornelia van Jaarsveld, Henry Potts and Jane WardleEuropean Journal of Social Psychology 40 (2010), 998–1009; 96 volunteers, 12 weeks, context-linked repetition and automaticity.Consult source
- 04The behaviour change wheel: A new method for characterising and designing behaviour change interventionsBy Susan Michie, Maartje van Stralen and Robert WestImplementation Science 6, 42 (2011); COM-B and intervention design.Consult source
Source and quality checks completed
Quality check completed 2026-09-01