He knows he would face the same hurdle faced by the other two House of Representatives presidential candidates, Ron Paul and Michele Bachmann: Mounting an effective presidential campaign from a House seat is extremely difficult.

FORBES: Who Would Rick Perry Choose for Vice President?

Its adherents (including Mr Paul's fellow Republicans Paul Ryan and Michele Bachmann) differ a lot in their preoccupations and prescriptions.

ECONOMIST: Heterodox economics

As for the bipartisan effort to stop SOPA I mentioned earlier, it is opposed by individuals as diverse as Republican Representatives Michelle Bachmann, Darrell Issa and Ron Paul, as well as Democratic Representative Zoe Lofgren and Democratic Senators Ron Wyden and Maria Cantwell.

FORBES: Save the Internet: Take Action Against SOPA