Book excerpt: The New Virtual Classroom draws on the most current research in multimedia learning as well as practitioner experience to show how to effectively harness the power of the virtual classroom. Written by Ruth Clark, co-author of the best selling e-Learning & the Science of Instruction, and Ann Kwinn¾recognized experts in instructional design and workforce learning, this important resource includes guidelines, research, and illustrative examples that clearly show how to leverage the powerful instructional features in the new virtual classroom.