There is also some research suggesting that defaults in organ donation (so called presumed consent) may decrease rates of actual donations in those countries. I

There is also some research suggesting that defaults in organ donation (so called presumed consent) may decrease rates of actual donations in those countries. I can't find the original podcast where I heard about it (I assume related to either Planet Money or Freakonomics), but found this source: https://blogs.bmj.com/medical-ethics/2017/09/25/organ-donation-presumed-consent-and-focusing-on-what-matters/ https://blogs.bmj.com/medical-ethics/2017/09/25/organ-donati...