A quarter of a century ago, Russell Jacoby lamented the demise of the public intellectual. The cause of death was an improvement in material conditions. Public intellectuals—Dwight Macdonald, I.F. Stone, and their like—once had little choice but to be independent. They had difficulty getting permanent well-paying jobs. However, as universities began to expand, they offered ...

Governments now answer to business, not voters. Mainstream parties grow ever harder to distinguish. Is democracy dead? Last September, Il Partito Democratico, the Italian Democratic Party, asked me to talk about politics and the internet at its summer school in Cortona. Political summer schools are usually pleasant — Cortona is a medieval Tuscan hill town ...