Anthropomorphic virtual agents can serve as powerful technological mediators to impact
motivational outcomes such as self-efficacy and attitude change. Such anthropomorphic …

Chatbots are replacing human agents in a number of domains, from online tutoring to
customer-service to even cognitive therapy. But, they are often machine-like in their …

As the popularity and adoption of Artificial Intelligence (AI) systems continue to rise, this
article presents a promising proposition: the use of AI dialects to enhance AI perception. By …

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 …

While the addition of an anthropomorphic interface agent to a learning system generally has
little direct impact on learning, it potentially has a huge impact on learner motivation. As such …

Visual, behavioral and verbal cues for gender are often used in designing virtual agents to
take advantage of their stereotypical effects on the users. However, recent studies point …

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 …

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 …