Who You Explain To Matters: Learning by Explaining to Conversational Agents with Different Pedagogical Roles

Fuente: arXiv
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Autores principales: Xu, Zhengtao, Zhang, Junti, Tang, Anthony, Lee, Yi-Chieh
Formato: Preprint
Publicado: 2026
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author Xu, Zhengtao
Zhang, Junti
Tang, Anthony
Lee, Yi-Chieh
author_facet Xu, Zhengtao
Zhang, Junti
Tang, Anthony
Lee, Yi-Chieh
contents Conversational agents are increasingly used in education for learning support. An application is "learning by explaining", where learners explain their understanding to an agent. However, existing research focuses on single roles, leaving it unclear how different pedagogical roles influence learners' interaction patterns, learning outcomes and experiences. We conducted a between-subjects study (N=96) comparing agents with three pedagogical roles (Tutee, Peer, Challenger) and a control condition while learning an economics concept. We found that different pedagogical roles shaped learning dynamics, including interaction patterns and experiences. Specifically, the Tutee agent elicited the most cognitive investment but led to high pressure. The Peer agent fostered high absorption and interest through collaborative dialogue. The Challenger agent promoted cognitive and metacognitive acts, enhancing critical thinking with moderate pressure. The findings highlight how agent roles shape different learning dynamics, guiding the design of educational agents tailored to specific pedagogical goals and learning phases.
format Preprint
id arxiv_https___arxiv_org_abs_2601_16583
institution arXiv
publishDate 2026
record_format arxiv
spellingShingle Who You Explain To Matters: Learning by Explaining to Conversational Agents with Different Pedagogical Roles
Xu, Zhengtao
Zhang, Junti
Tang, Anthony
Lee, Yi-Chieh
Human-Computer Interaction
Conversational agents are increasingly used in education for learning support. An application is "learning by explaining", where learners explain their understanding to an agent. However, existing research focuses on single roles, leaving it unclear how different pedagogical roles influence learners' interaction patterns, learning outcomes and experiences. We conducted a between-subjects study (N=96) comparing agents with three pedagogical roles (Tutee, Peer, Challenger) and a control condition while learning an economics concept. We found that different pedagogical roles shaped learning dynamics, including interaction patterns and experiences. Specifically, the Tutee agent elicited the most cognitive investment but led to high pressure. The Peer agent fostered high absorption and interest through collaborative dialogue. The Challenger agent promoted cognitive and metacognitive acts, enhancing critical thinking with moderate pressure. The findings highlight how agent roles shape different learning dynamics, guiding the design of educational agents tailored to specific pedagogical goals and learning phases.
title Who You Explain To Matters: Learning by Explaining to Conversational Agents with Different Pedagogical Roles
topic Human-Computer Interaction
url https://arxiv.org/abs/2601.16583