Optimism, pessimism and judgement bias in animals: A systematic review and meta-analysis

Malgorzata Lagisz,Josefina Zidar,Shinichi Nakagawa,Vikki Neville,Enrico Sorato,Elizabeth S. Paul,Melissa Bateson,Michael Mendl,Hanne Løvlie

Neuroscience & Biobehavioral Reviews（2020）

引用 64|浏览17

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摘要

•Non-pharmacological manipulations of affect alter judgement bias across species.•Effect sizes are small to moderate, with positive affect inducing optimism.•Effect sizes are highly heterogeneous among studies.

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关键词

Research synthesis,Affective state,Cognitive bias,Animal welfare

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