When new ideas come forward, we can have a hard time accepting them for the value they represent. In the case of bitcoin, value is precisely the question. New York Times Business Reporter Nathaniel Popper digs under the surface to find out more in "Digital Gold: Bitcoin and the Inside Story of the Misfits and Millionaires Trying To Reinvent Money." And, in a world increasingly driven by popular discussion, the possibility of popular outrage at scientific discovery has the ability to shut down discussions and ruin careers. Northwestern University Professor Alice Dreger shares her findings in "Galileo's Middle Finger: Heretics, Activists, and the Search for Justice in Science."