Occasionally, the two intersect, as in Lance Armstrong's recent forgiveness tour.
But in reality PR's ability to create a good reputation is quite limited. And it's capacity to restore one is even more dubious.
Reality always trumps perception, even though many people confuse the two.
That doesn't mean I think PR is irrelevant to reputation management. On the contrary, it's essential.
But good PR flows from what you do, rather than what you say. A good reputatiton is built in the doing, not in the saying. And the same goes for restoring a battered reputation.
I explored these ideas more fully in a recent piece for the Conference Board Review's web page, which you can read here.
Nobody likes their dirty laundry exposed. But rinsing it in bleach after the fact is hardly a cure.