Many self-righteously sober-minded liberals scoff at activist calls for political revolution. They focus instead on incremental reforms and tiddlywink improvements that, they insistently tut-tut, are moderate and thus achievable. However, if the Democratic Party wants to stave off political collapse, liberals would do well to consider reform that is so aggressive that it makes drastic and fundamental changes to the structure of society — what we might call revolutionary reform. And here's the thing: Revolutionary reform is possible.