Considering posters for this kind of topic can either be shocking or gory, I'd say that the ad campaign for Organ Donation at the AUB Medical Center is pretty tame. However, that's not to say that they're not wonderfully done because each one is tasteful, clever and heartbreaking.
The dark and ominous tones really tie into the level of severity that surround the worldwide need for organs. Each one features a headline treatment, one being, "Sometimes you don't have to give up your life to give life to someone else." Be sure to check out the gallery for a closer look at the campaign.