Do corporations have free speech rights? The Supreme Court's Citizens United ruling

In the Citizens United case, the Supreme Court recently struck down restrictions on corporations' and unions' ability to criticize politicians. Do corporations have free speech rights? I explained why I think they should have free speech rights in this letter in the New York Times. Many civil liberties guarantees, like free speech, have long applied to corporations in the U.S. and Europe, as I noted earlier at the Examiner.

Anthony Dick rebuts common misconceptions about the Supreme Court's decision here.

Earlier, I wrote about Justice Alito's reaction to the President's attack on the Supreme Court's ruling in the Citizens United case. Here, Justice Thomas explains why he skips the State of the Union Address.