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Related Experiment Videos

A formal model for consensus and negotiation in environmental management.

Helen M Regan1, Mark Colyvan, Lisa Markovchick-Nicholls

  • 1Biology Department, San Diego State University, 5500 Campanile Drive, San Diego, CA 92182-4614, USA. hregan@sciences.sdsu.edu

Journal of Environmental Management
|December 20, 2005
PubMed
Summary

Formal consensus models offer a transparent method for aggregating stakeholder values in environmental management. This approach ensures a single, agreed-upon group decision without requiring full consensus among all parties.

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Area of Science:

  • Environmental Science
  • Public Policy
  • Decision Science

Background:

  • Environmental management decisions involve diverse stakeholders with competing interests.
  • Ad hoc consensus methods often lead to suboptimal or contested outcomes.
  • Formal methods are needed for transparent and repeatable decision-making in environmental management.

Purpose of the Study:

  • To demonstrate the utility of a mathematical consensus convergence model for aggregating stakeholder values.
  • To provide a formal framework for consensus building in environmental decision-making.
  • To compare the consensus convergence model with existing ad hoc methods.

Main Methods:

  • Application of a mathematical consensus convergence model to an environmental management case study.

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  • Aggregation of stakeholder values (weights) using the consensus model.
  • Comparison of the model's outcomes with traditional consensus-building approaches.

    • Main Results:

    • The consensus convergence model successfully aggregated diverse stakeholder values into a single consensual value.
    • The model demonstrated transparency and repeatability in the decision-making process.
    • The formal model offers advantages over informal, ad hoc methods for conflict resolution.

    Conclusions:

    • Mathematical consensus convergence models provide a robust and transparent decision support tool for group decision-making.
    • The model guarantees convergence towards a consensual group position, even without full agreement.
    • Formal consensus models are recommended for environmental management scenarios with multiple stakeholders.