Britain's 500-year-old Royal College of Physicians and Surgeons has thrown its weight behind a new approach to the shortage of organs for lifesaving transplants: make people decide whether they want to be donors. Health professionals involved in organ and tissue donation have long been aware of a maddening statistic: Although about 90 percent of adults express willingness to be organ and tissue donors, only about half get around to signing the consent form (which appears on on the health card renewal application in Nova Scotia). Without a signed card, it's harder to get distraught relatives to agree to donation in the...