Attention Towards Pupil Size in Humans and Bonobos (Pan paniscus).

ABSTRACT: Previous work has established that humans have an attentional bias towards emotional signals, and there is some evidence that this phenomenon is shared with bonobos, our closest relatives. Although many emotional signals are explicit and overt, implicit cues such as pupil size also contain emotional information for observers. Pupil size can impact social judgment and foster trust and social support, and is automatically mimicked, suggesting a communicative role. While an attentional bias towards more obvious emotional expressions has been shown, it is unclear whether this also extends to a more subtle implicit cue, like changes in pupil size. Therefore, the current study investigated whether attention is biased towards pupils of differing sizes in humans and bonobos. A total of 150 human p

SUBMITTER: Zijlstra TW 

PROVIDER: S-EPMC9743857 | biostudies-literature | 2022 Dec

REPOSITORIES: biostudies-literature