- •Transfer improved when learners used a pedagogical agent with a modern voice engine.
- •Participants rated an agent with a modern voice engine just a credible as one with a human voice.
- •Facilitate learning ratings were identical when an agent had modern voice engine or a human voice.
- •Better training efficiency was observed when learners used an agent with a modern voice engine.
Craig S D, Schroeder N L. Reconsidering the voice effect when learning from a virtual human[J]. Computers & Education, 2017, 114:193-205.