Ron Radosh is a PJ Media columnist and Adjunct Fellow at the Hudson Institute.

On the eve of the Democratic convention, one thing is clear: it’s not your father’s Democratic Party any longer. Readers of Jay Cost’s important new book, Spoiled Rotten: How the Politics of Patronage Corrupted the Once Noble Democratic Party and Now Threatens the American Republic, already know this. Cost gives us the analysis and the argument that shows the slow but unmistakable transformation of the once broad-based political party to a machine operation controlled by the new elites and the public sector unions, beholden not to the American public but to the narrow interests that dominate its machinery. As the publisher’s description of the book says:

No longer able to govern for the vast majority of the country, the Democratic party simply taxes Middle America to pay off its clients while hiding its true nature behind a smoke screen of idealistic rhetoric. Thus, the Obama health care, stimulus, and auto bailout health care bill were created not to help all Americans but to secure contributions and votes. Average Americans need to see that whatever the Democratic party claims it is doing for the country, it is in fact governing simply for its base.

Use that description as the guide when you watch the convention the next three days. Cost making this argument is one thing — after all, he writes for The Weekly Standard, and some will thus write him off as a conservative and simply ignore what he has to say. But Newsweek making the same argument is another thing. Following Niall Ferguson’s much-discussed cover story of two weeks ago, Tina Brown has done it again. This week features an analysis of Bill Clinton’s apparent reconciliation with Barack Obama, and the meaning of his featured prime-time speech at the DNC Convention....