Is Paul Krugman Reading My Posts?

I don't subscribe to the New York Times, nor have online access to its columnists -- but I noted that Paul Krugman wrote a column Oct 9:

The Paranoid Style
By PAUL KRUGMAN
Dennis Hastert, the speaker of the House, is a leading figure in a political movement that exemplifies what the historian Richard Hofstadter called "the paranoid style in American politics."

Well, one has to wonder how he happened to come up with this reference and this theme.