Please note that the content of this book primarily consists of articles available from Wikipedia or other free sources online. In today's busy world distance learning and the virtual learning environment make it easy for anyone to complete their degree or take college courses. This book explains how today's learning envirnoments use technology like Web conferencing, internet forums, and learning management systems to create an accessible and ready-to-use format for its students. Project Webster represents a new publishing paradigm, allowing disparate content sources to be curated into cohesive, relevant, and informative books. To date, this content has been curated from Wikipedia articles and images under Creative Commons licensing, although as Project Webster continues to increase in scope and dimension, more licensed and public domain content is being added. We believe books such as this represent a new and exciting lexicon in the sharing of human knowledge.