Developmental perspectives on primate gesture: 100 years in the making.

Area of Science:

• Primate communication
• Ethology
• Comparative psychology

Background:

• Great ape gestures have been documented for over a century.
• Theories on ape gesture acquisition remain highly debated.
• This paper introduces a special issue on ape gesture development.

Discussion:

• Summarizes and contextualizes contemporary research on ape gesture development.
• Organizes papers into themes: assessing theories, methodological innovation, and new empirical approaches.
• Highlights the collaborative nature of the research across labs, theories, and species.

Key Insights:

• Synthesizes diverse research on great ape gesture acquisition.
• Emphasizes the need for unified theories in primate gesture studies.
• Showcases advancements in methodology and empirical approaches.

Outlook:

• Encourages a dialogue among researchers to propel primate gesture research forward.
• Suggests that collaborative efforts will lead to significant advances in understanding ape communication.
• Aims to unify disparate theories and methodologies in the field.