How can the libraries of the present and future be influenced by those of the past? In the spirit of ideas worth spreading, university professor and self-described "corrupted librarian" Tod Colegrove talks about the radical parallels between libraries of the ancient past and the entrepreneurial and innovative libraries of today: active centers of learning and knowledge creation. The recorded TEDx talk (15 minutes and 50 seconds) is available at http://youtu.be/RvE0gHhK3ss - please view and share widely!