There has been recent interest in how the body can be used as a resource for learning challenging concepts in science and mathematics. This dissertation contributes to this conversation in the literature by focusing on a learning environment that engages students in using their bodies as a resource for learning a particularly challenging science…

A challenge for the virtual reality (VR) industry is facing is that VR is not immersive enough to make people feel a genuine sense of presence: the low frame rate leads to dizziness and the lack of human body visualization limits the human-computer interaction. In this dissertation, I present our research on enhancing visual and gestural fidelity…

The presence of Animated Pedagogical Agents (APAs) in education is increasing day-by-day. They are being used in online courses as well as research studies. Therefore, there is a need to study ways in which lectures can quickly be created using APAs. Gestures are an inseparable part of an APA's communication with users. Gestures generated…

The purpose of this study was to examine the effect of a treatment package consisting of video and reflection, video feedback, and coaching on pre-service teachers' use of nonverbal immediacy behaviors as they delivered lessons to student avatars in mixed reality simulations. Pre-service teachers delivered lessons at three points of time over the…

Despite recent advancements in the field of Autism, young adults with a diagnosis of ASD continue to struggle working and living independently (Thompson, 2013). Competitive employment is a quality of life indicator (Garcia-Villamisar & Hughes, 2007; Garcia-Villamisar, Wehman, & Navarro, 2002; Hendricks, 2010; Hurlbutt & Chalmers, 2010;…

Recognition of spontaneous emotion would influence human-computer interaction and emotion-related studies in many related fields. In any given environment, the spontaneous generation of expression are more often observed than their prototypic counterparts.This thesis explores methods for detecting emotional facial expressions occurring in a…

This mixed methods study examined the various aspects of multimodal use of non-verbal communication in virtual worlds during dyadic negotiations. Quantitative analysis uncovered a treatment effect whereby people with more rhetorical certainty used more neutral non-verbal communication; whereas people that were rhetorically less certain used more…