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The Incentives Lab
HBT-COG-0575 · Dimension COG · Cognition

Regression to the Mean

Extreme outcomes tend to be followed by more average ones.

Probability·Mental Model·Grade B·draft· enriching…

Scientific Definition

Extreme outcomes tend to be followed by more average ones.

Plain-English Definition

Extreme outcomes tend to be followed by more average ones.

Feynman Explanation

The best quarter is usually followed by an average one. Not because you got worse.

Core Principle

Extreme outcomes tend to be followed by more average ones.

Mechanisms

Psychological

Pending editorial review.

Behavioral Economic

Extreme outcomes tend to be followed by more average ones.

Neurological

Pending editorial review.

Evolutionary

Pending editorial review.

Sociological

Pending editorial review.

Computational

Pending editorial review.

Systems

Misattributing mean reversion to skill or intervention is common.

Inputs (Triggers)

Pending editorial review.

Outputs (Behaviors)

Pending editorial review.

Behavioral Signature

The best quarter is usually followed by an average one. Not because you got worse.

Examples

Everyday
  • A star hire's second year is less stellar than their first.
Modern (Organizational)
  • Misattributing mean reversion to skill or intervention is common.
Historical

Pending editorial review.

Famous Experiments

Pending editorial review.

Design Principles

  • Expect reversion and distinguish it from real performance changes.

Measurement Approaches

Pending editorial review.

Evidence

Evidence Grade
B (A strongest → E speculative)
Replication
★★★☆☆
Intervention Confidence
3 / 5
Consensus
Pending editorial review (HBT v1.0 auto-seed).
Limitations
Pending editorial review (HBT v1.0 auto-seed).
Open Research Questions

Pending editorial review.

Primary References

Pending editorial review.

Signature Section

The Perverse Incentive Lens™

How this behavior is exploited — and how to redesign around it.

Exploitation
Misattributing mean reversion to skill or intervention is common.
Amplifying Incentives
Misattributing mean reversion to skill or intervention is common.
Org Failure Modes
Misattributing mean reversion to skill or intervention is common.
Societal Failure Modes
Pending editorial review (HBT v1.0 auto-seed).
Ethical Considerations
Pending editorial review (HBT v1.0 auto-seed).
Redesign Strategies
Expect reversion and distinguish it from real performance changes.
Diagnostic Questions
  • Expect reversion and distinguish it from real performance changes.
Warning Signs

Pending editorial review.

Red Flags

Pending editorial review.

Intervention Playbook
Individual
Expect reversion and distinguish it from real performance changes.
Team
Pending editorial review (HBT v1.0 auto-seed).
Organization
Pending editorial review (HBT v1.0 auto-seed).
Policy
Pending editorial review (HBT v1.0 auto-seed).
AI Implications
Detection
Pending editorial review (HBT v1.0 auto-seed).
Measurement
Pending editorial review (HBT v1.0 auto-seed).
Mitigation
Pending editorial review (HBT v1.0 auto-seed).
Responsible Use
Pending editorial review (HBT v1.0 auto-seed).

Interactive Mini Network

Click any neighbor to re-center the graph and follow the threads of connection.

HBT-COG-0575 · COG
Regression to the Mean
RTBRBase Rate FallacyBRBayes' Rule (Updating)BTBayes' TheoremBUBayesian UpdatingBLBeginner's LuckBSBlack SwanCoCoincidenceDiDistributionsErErgodicityFEFermi Estimate

Knowledge Graph Neighbors

Version History

v1.1.0 · 2026-06-28Initial auto-seed from corpus.