THE ambitious plan to collapse 22 agencies and tens of thousands of employees into a new homeland security behemoth is nothing less than a project to transform American society. The question, as Congress and President Bush wrangle over the details, is into what? It promises to be a years-long debate, as day after day, policymakers weigh how much America wants to change its government, culture and way of life in the name of warding off further devastating attacks. "Creating a new department of homeland security is not the end of our reform efforts," says Tom Ridge, the White House director...