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Related Experiment Videos

Carpe diem: adaptation and devaluing the future.

Martin Daly1, Margo Wilson

  • 1Department of Psychology, McMaster University, Hamilton, Ontario L8S 4K1, Canada. daly@mcmaster.ca

The Quarterly Review of Biology
|May 12, 2005
PubMed
Summary
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Organisms often discount the future, but this varies significantly. An evolutionary adaptationist framework offers a unified approach to understanding this behavior across disciplines.

Area of Science:

  • Evolutionary biology
  • Behavioral ecology
  • Decision science

Background:

  • Organisms exhibit temporal discounting, a tendency to devalue future outcomes.
  • The degree of future discounting varies widely across species, sexes, age groups, and environmental conditions.
  • This variability has been a subject of study in biology, economics, psychology, and criminology.

Purpose of the Study:

  • To propose a unifying conceptual framework for understanding temporal discounting.
  • To integrate interdisciplinary research on decision-making under future uncertainty.
  • To highlight the utility of evolutionary adaptationist principles in this domain.

Main Methods:

  • Conceptual analysis
  • Literature synthesis

Related Experiment Videos

  • Interdisciplinary review

    • Main Results:

    • Temporal discounting is a widespread biological phenomenon with significant variability.
    • Existing research across disciplines lacks a common theoretical foundation.
    • Evolutionary adaptationist analysis provides a robust framework for synthesis.

    Conclusions:

    • An evolutionary adaptationist approach, specifically analyzing reproductive effort scheduling, is crucial for interdisciplinary synthesis.
    • This framework can reconcile diverse findings on temporal discounting.
    • George Williams's work provides a foundational perspective for this integration.