Everyone agrees organ donation saves lives. So why don’t more people do it?

Transplant operation where a kidney is being retrieved from a living donor. | BSIP/Universal Images Group via Getty Images A Vox reader asks: Why are so few people organ donors? Why would someone choose not to be a donor? Everyone agrees it’s a good thing but very few people actually do it. Grab your ID out of your wallet. Does it have a heart on the front or back? If so, you’re one of 170 million Americans who’ve signed up to donate their organs after death. That’s about 60 percent of all eligible adults in the US — hardly “so few people.” But if most Americans support organ donat