With the (important!) caveat that liberal groups actually do argue, quite a bit, this David Brooks column is worth a read.

On another, somewhat cryptic note, all young progressives ought to read Richard Parker's new biography of John Kenneth Galbraith. It relates to what Brooks is saying, somehow, and one of these days I'll finish the book and take a clumsy stab at explaining why. Until then, I'm still stuck on p. 577, where JKG summarizes Ronald Reagan's economic philosophy: "[T]he rich have not been working because they have had too little money, and the poor have not been working because they have had too much." Un hm...