Embodied conversational agents (ECAs) are gaining interest to elicit user engagement and
stimulate actual use of eHealth applications. In this literature review, we identify the …

Embodied conversational agents may be used to engage users in adopting eHealth
applications. The aim of this research is to investigate which design features establish a …

This paper describes the design and empirical validation of three distinct pedagogical agent
roles (Expert, Motivator, and Mentor) for college students within the MIMIC (Multiple …

In the first of two experimental studies, 312 students were randomly assigned to one of 8
conditions, where agents differed by ethnicity (Black, White), gender (male, female), and …

This experimental study employed a 2× 2× 2 factorial design to investigate the effects of type
of instruction (procedural module, attitudinal module), deictic gesture (presence, absence) …

In computer-assisted instruction, primary causes for the main problems are student's feeling
lonely and lack of social learning environment. Pedagogical agents, which could enable …

Learning from (video) modeling examples in which a model demonstrates how to perform a
task is an effective instructional strategy. The model-observer similarity (MOS) hypothesis …

Pedagogical agents were found to enhance learning but studies on the emotional effects of
such agents are still missing. While first results show that pedagogical agents with an …

In this paper, we develop a conceptual framework for an anthropomorphic change agent to
motivate pre-service teachers to integrate technology into teaching and learning. This agent …

The present study examined the impact of peer-like and expert-like agent stereotypes, as
operationalized by agent's image and voice, on learners' agent perceptions, task-related …