At every stage of human history, societies have built elaborate mechanisms and institutions to guard knowledge. Learning has always been available only to a certain few who have had the means and access to these institutions. Technology, however, has been a great leveler. By altering the process of production and distribution, technology has made knowledge more available and accessible. Beginning with the invention of the printing press all the way up to Google books and the open courseware movement, technology has freed learning and knowledge.
Here is a timeline that traces the key events in the development and adoption of technology in learning. It also places the evolution of Virtual Learning Environments (VLEs) in a historical perspective.
(Please click the image below to enlarge.)