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Risk conceptions & understandings

January 22, 2025

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      • Feelings are fast, instinctive, intuitive – ‘experiential’ mode of thinking
        • Guided by Affect

      • Analysis uses logic, reason, scientific deliberation. Slower, more labor intensive

      • Dual-process theories contend that these processes work together

Slovic et al., 2004

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Risk as feelings v. Risk as analysis

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Slovic et al., 2004

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Examples

      • Feelings inform risk assessments
        • (e.g. positive affect perception of high benefit/risk ratio)

      • Images or narratives can induce greater perceptions of risk

      • Affective system sensitive to small, immediate risks and changes
        • (e.g. 1 death v. 1 million deaths)

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Slovic et al., 2004

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Takeaways for analytic and experiential thinking in risk analysis

      • Processes are intertwined; both important

      • Analysis without feeling may not lead to understanding or action

      • Feeling without analysis may lead to actions that increase risk

      • How to unify experiential and analytic processes?

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Calkin et al., 2014

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Using decision science and risk management to reduce “WUI disasters”

      • Risk: potential loss of homes in the WUI. Two components identified:
        • Probability of home exposures to flames and firebrands
        • Susceptibility of homes to fire

      • Mitigation options proposed to address each of these components:
        • Strategic reduction of fuel loads (prescribed burns, mechanical activities).
        • HIZ management and home hardening to reduce susceptibility/ignitability if a fire occurs

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Calkin et al., 2014

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Key takeaways

      • Scope of mitigation responsibility shifted to homeowners

      • Forest treatments may change fire behavior but won’t prevent fires

      • Need to focus on risk communication and risk sharing (agencies, responders, public)

      • Wildlands have value and landscape conditions should also be considered

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Essen et al., 2023

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Simple v. complex risk

      • Much of the current approach to wildfire reflects a simple risk paradigm
        • Identify hazards
        • Calculate risk
        • Deploy resources strategically
        • Rely on ‘expert’ knowledge; one-way information flow
        • Focus on short-term outcomes

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Essen et al., 2023

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Increasing recognition of wildfire as a ‘wicked’ problem requiring complex risk approach

        • Collaborative methods to address risk across public/private lands
        • Knowledge exchange (FAC Net, IPBN)
        • Shared power and responsibility
        • Networked, decentralized approach to defining priorities, identifying strategies, implementing activities

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Essen et al., 2023

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Challenges

        • Large institutions (e.g. USFS) can be ‘sticky’ and resistant to change

          • Declining capacity

        • Focus on suppression is reactive, perpetuates and justifies simple risk approach

        • Quantitative risk maps rely on one interpretation; don’t promote innovate approaches

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Essen et al., 2023

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Strategies

        • Integrate different knowledges and values

        • Inclusive, accountable, transparent engagement strategies

        • Invest in the inclusion of underrepresented stakeholders

        • Account for uneven distributions of risk

        • Refocus and rebalance investments across spatial, institutional, temporal scales