(Unsplash/Robina Weermeijer) Some Catholic doctors and medical ethicists have raised concern about possible forthcoming changes to the legal definition of brain death used in most U.S. states. The issue of whether family consent should be required for brain death testing is of particular importance, especially since a determination of brain death can allow for patients' organs to be harvested if they are registered as an organ donor. "It's somewhat interesting that the church formally declared a human person begins at the moment of conception, but at the end of life they're ...