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Abstract We applaud Heintz & Scott-Phillips's guiding metaphor of “unleashing leashed expression,” and we value the unified explanation for the emergence of not only language, but also other forms of… Click to show full abstract
Abstract We applaud Heintz & Scott-Phillips's guiding metaphor of “unleashing leashed expression,” and we value the unified explanation for the emergence of not only language, but also other forms of unleashed expression, such as multimodal communication. We are more critical of the authors' discussion of the selection pressures acting towards unleashed expression, which are proposed to hinge on partner choice ecology.
Keywords:
ecology;
evolutionary stability;
central problem;
expression;
problem still;
still evolutionary
Journal Title: Behavioral and Brain Sciences
Year Published: 2023
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Journal Title: Behavioral and Brain Sciences
Year Published: 2023
Link to full text (if available)
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recommendations!