In the past decade, virtual worlds have progressed from isolated sectors of the Internet, inhabited by computer and fantasy role-playing enthusiasts, to one of the fastest growing sectors in the gaming industry. In the process, they have established themselves as promising venues for the delivery of online instruction. Unfortunately, during that…

Proposes an educational system called Just-in-Time Education (JITEd), which would provide higher quality education at lower costs. Three features of the system are discussed: feedback and feedforward systems; instruction on cognitive skills as well as subject matter; and a cooperative learning environment. Delivery systems and instructor role are…