在 (无) 相关的冲击威胁下,对侵略的感知得到了改善
Fábio Silva1, Marta I Garrido2,3, Sandra C Soares1
1William James Center for Research, University of Aveiro.
Cognitive science
|May 14, 2024
概括
焦虑通过提高灵敏度和加快决策,提高了对攻击性行为的检测能力. 这些焦虑驱动的好处延伸到识别面部表情之外的危险的社会线索.
科学领域:
- 认知心理学 认知心理学
- 神经科学是一个神经科学.
- 社会心理学 社会心理学
背景情况:
- 众所周知,焦虑会增加对威胁相关刺激的敏感性,特别是面部表情.
- 然而,它对感知其他社会危险线索的影响,比如攻击性手势,不太了解.
研究的目的:
- 调查焦虑是否提高了对侵略行为的检测.
- 确定与焦虑相关的感知效益是否延伸到非面部社会威胁线索.
主要方法:
- 65名参与者在诱导安全和威胁条件下 (通过电击) 识别了侵略性行为.
- 冲击与侵略之间的关联被操纵了.
- 漂移扩散建模分析了决策过程.
主要成果:
- 参与者在威胁与安全条件下对攻击性手势的敏感性增加.
- 焦虑导致对感知决策的证据积累速度更快.
- 威胁的来源并没有改变这些与焦虑相关的效应.
结论:
- 焦虑改善了对攻击性社会行为的检测,类似于它对面部威胁线索的影响.
- 在焦虑下增强的敏感性和更快的证据积累可以将其推广到识别危险的社会行为.
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