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Raphaela Heesen

As seen in: BioRxiv, Cell Press
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Articles by Raphaela Heesen

Chimpanzees and bonobos reinstate an interrupted triadic game

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By Raphaela Heesen, Adrian Bangerter, Klaus Zuberbühler, Katia Iglesias
| BioRxiv
Abstract When humans engage in joint action, they seem to so with an underlying sense of joint commitment, a feeling of mutual obligation towards their partner and a shared goal. Whether our closest living relatives, bonobos and chimpanzees, experience and understand joint commitment in the same way is subject to debate. Crucial evidence concerns how participants respond to interruptions of joint actions, particularly if they protest or attempt to reengage their reluctant or distracted partners.
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Assessing joint commitment as a process in great apes

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By Byrne R.W, Raphaela Heesen, Adrian Bangerter, Klaus Zuberbühler
| Cell Press Verified
Highlights • Great apes exchange signals and gaze before entering and exiting joint actions • Joint action structure of both ape species resembles that of humans • Coordinated joint action phases indicate an underlying joint commitment • Social bonds affect joint action structure more in bonobos than in chimpanzees Summary Many social animals interact jointly, but only humans experience a specific sense of obligation toward their co-participants, a joint commitment.
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An exploration of Menzerath's law in wild mountain gorilla vocal sequences

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By Stuart Watson, Daniela Hedwig, Martha M. Robbins, Raphaela Heesen
| royalsocietypublishing.org
Abstract Menzerath's law, traditionally framed as a negative relationship between the size of a structure and its constituent parts (e.g. sentences with more clauses have shorter clauses), is widespread across information-coding systems ranging from human language and the vocal and gestural sequences of primates and birds, to the building blocks of DNA, genes and proteins.
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