Pedagogical conversational agents (PCAs) are an innovative way to help learners improve
their academic performance via intelligent dialog systems. However, PCAs have not yet …

This paper aims to analyze and compare some of the most known open source chatbot
technologies focusing on their potential to model a conversational agent able to show a form …

Virtual role-playing games can provide an authentic experience of situated learning and
allow for trying out different problem-solving and communication strategies without …

Metaverse aims at connecting the physical and digital world in a highly immersive virtual
environment that can replicate society and social practices within it. It is populated not only …

Conversational interfaces have become a popular approach to human-computer interaction
in recent years. While currently often employed in a business context or as personal …

This paper describes an interactive storytelling system, accessible through the SoftBank
robotic platforms NAO and Pepper. The main contribution consists of the interpretation of the …

In this work, starting from the social practice theory, we identified two kinds of creativity: a
situational creativity that takes place when, starting from a defined situation, a social practice …

In this work we introduce NarRob, a robot able to engage in conversations and tell stories,
by accompanying the speech with proper gestures. We discuss about the main components …

The capacity for AI systems of explaining their decisions represents nowadays a huge
challenge for both academia and industry (eg let us think at the autonomous cars sector). In …

In this paper, we present a prototype of a human-agent dialogue system, in which the
scenarios are easy-to-author, as in tree-based dialogue tools. These, however, only allow …