Virtual learning plays an important role in providing academicians, educators and students alike, with advanced learning experiences. At the forefront of these current technologies are knowledge-based systems that assess the environment in which such learning will occur and are adaptive by nature to the individual needs of the user. This monograph provides a wide range of innovative approaches of virtual education with a special emphasis on inter-disciplinary approaches. The book covers a multitude of important issues on the subject of "Innovations in Knowledge-Based Virtual Education ", aiming at researchers and practitioners from academia, industry, and government. The carefully selected contributions report on research, development and real-world experiences of virtual education such as intelligent virtual teaching, web-based adaptive learning systems, intelligent agents or using multiagent intelligence"