What do you spend on textbooks?
March 4-8 was Open Education Week, a week when we celebrate the power of the Internet to democratize education by providing a platform on which tools for learning—everything from videos and class modules to lecture notes and entire textbooks or courses—can be made freely available to anyone wanting to learn. In spite of the fact that we have the digital technology to provide learning materials at low to no cost and that many brilliant minds all over the world are engaged…