Darren K. Griffin|David Mitchell|Simon Thompson
Podcasting by synchronising PowerPoint and voice: What are the pedagogical benefits?
University of Kent|University of Kent|University of Kent
purpose study investigate efficacy audiovisual synchrony podcasting possible pedagogical benefits synchrony study refers simultaneous playback audio video data streams transitions presentation slides occur lecturer chosen points audio commentary manufacturers lecture recording software eg profcast would us believe synchrony image audio improve learning experience yet see literature empirical evidence support hypothesis study 90 participants two groups undertook two electronic lectures electures two separate topics subject matter neither familiar beforehand group experienced one synchronous presentation electure one topics one separate presentation ie powerpoint audio files separately presented topic group therefore experienced synchronous separate delivery given mcq test assessed five levels blooms taxonomy results show differences innate ability two groups evidence supported primary hypothesis statistically significantly higher test scores seen participants viewed synchronous electure scores accounted subjects performance three five levels blooms taxonomy qualitative attitude survey results also displayed participant preference towards synchronous asynchronous mode delivery spite general acceptance proposed benefits electronic proceedings majority preference towards traditional rather electronic lectures despite conservatism paper explores detail potential benefits podcasting via synchronous powerpoint voice