Bradley A. Smith

The next time you download a book on Kindle, buy a Michael Moore screed at Barnes & Noble, or order up a political movie from video on demand, remember that it is the Supreme Court's decision in 'Citizens United' that guarantees you the right to do so.

With super PACs, we've seen voter turnout go up; interest in elections rise; and the number of competitive races increase. The campaigns of 2010 and 2012 have been more issue-oriented than their predecessors, not less.

In 1979, the Supreme Court ruled 5-3 in Smith v. Maryland that a few days' worth of phone records for a single individual were not protected by the Fourth Amendment. The NSA today, though, collects hundreds of millions of phone records from hundreds of millions of Americans without an individualized warrant.