Virtual worlds use many advanced technologies and can be intimidating. What makes this environment different from traditional online training is that it's almost fully immersive. Instead of learning that is mediated by books, PowerPoint slides, and voice-over narration, virtual worlds are experiential, interactive, and multisensory. Learners are engaged in new and exciting ways. This issue of Infoline is designed to familiarize you with virtual worlds and give you ideas about how they can work for you. You will learn popular ways organizations are using virtual worlds, how to select the right virtual world provider for your organization, and how to use virtual worlds in your organization.