I don’t see why Devil’s Advocacy is necessarily any more encouraging of rationalization than arguing for what you already believe. In both cases you’re writing the conclusion first. With Devil’s Advocacy, though, you can write two bottom lines, create two different arguments, and at the end you may find that what you initially believed isn’t as strongly supported by evidence as you though.
I don’t see why Devil’s Advocacy is necessarily any more encouraging of rationalization than arguing for what you already believe. In both cases you’re writing the conclusion first. With Devil’s Advocacy, though, you can write two bottom lines, create two different arguments, and at the end you may find that what you initially believed isn’t as strongly supported by evidence as you though.
Of course, it’s still not ideal rationality.