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Pi, Zhongling; Chen, Minnan; Zhu, Fangfang; Yang, Jiumin; Hu, Weiping – Innovations in Education and Teaching International, 2022
This study tested the interaction effect of the instructor's eye gaze (direct gaze vs. averted gaze) and facial expression (happy face vs. neutral face) on students' attention and learning performance in slide-based video lectures. University students (N = 120) participated in the experiment in a laboratory setting. The results of ANOVAs showed…
Descriptors: College Faculty, College Students, Eye Movements, Nonverbal Communication
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Pi, Zhongling; Hong, Jianzhong; Yang, Jiumin – British Journal of Educational Technology, 2017
Recent research on video lectures has indicated that the instructor's pointing gestures facilitate learning performance. This study examined whether the instructor's pointing gestures were superior to nonhuman cues in enhancing video lectures learning, and second, if there was a positive effect, what the underlying mechanisms of the effect might…
Descriptors: Foreign Countries, Undergraduate Students, Teacher Behavior, Nonverbal Communication
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Pi, Z.; Hong, J.; Yang, J. – Journal of Computer Assisted Learning, 2017
One of the most commonly used forms of video lectures is a combination of an instructor's image and accompanying lecture slides as a picture-in-picture. As the image size of the instructor varies significantly across video lectures, and so do the learning outcomes associated with this technology, the influence of the instructor's image size should…
Descriptors: Foreign Countries, Undergraduate Students, Visual Perception, College Faculty