A woman wearing oversized sunglasses lettered with the words 'stop spying' listens to speakers during the Stop Watching Us Rally protesting surveillance by the U.S. National Security Agency, on October 26, 2013, in front of the U.S. Capitol building in Washington, D.C.
A woman wearing oversized sunglasses lettered with the words 'stop spying' listens to speakers during the Stop Watching Us Rally protesting surveillance by the U.S. National Security Agency, on October 26, 2013, in front of the U.S. Capitol building in Washington, D.C. - 

It's time for Silicon Tally. How well have you kept up with the week in tech news?

This week we're joined by Julia Angwin, author of "Dragnet Nation: A Quest for Privacy, Security, and Freedom in a World of Relentless Surveillance."

Follow Ben Johnson at @@TheBrockJohnson