Before revision:  we include works in which the integration of multiple sensory information yields significant improvements, demonstrating how multimodality can play a fundamental role in the way VRsystems are designed, and VR experiences created and consumed .
After revision:  we include works in which the integration of multiple sensory information yields significant improvements, demonstrating how multimodality can play a fundamental role in VR; enhancing the experience, improving overall performance, and yielding unprecedented abilities in skill and knowledge transfer .