http://www.teachthought.com/trends/flipped-classroom-trends/3-common-barriers-to-success-in-a-flipped-classroom-model/
Alexia Tsotsis @ TechCrunch 06/30/2013
http://www.lessig.org/2013/06/on-the-freedom-to-speak/
Lessig 06/30/2013
http://www.teachthought.com/literacy-2/why-humanities-still-matter-in-201/