Sheila Webber discusses the use of Second Life as a learning environment, emphasizing the integration of technology and blended learning methods to suit diverse learner needs and goals. The document highlights the potential benefits and challenges of virtual worlds in education, recommending thoughtful design of courses and activities that leverage 3D environments for enhanced engagement and communication. Webber also reflects on the varied student reactions to these technologies, advocating for their use when they support clear pedagogical objectives.