No one bats an eye when we trade money for food or clothing. The situation changes if we talk about spending money to buy or sell a kidney.

Georgetown University professor Jason Brennan argues in the book Markets Without Limits that kidney sales should be no less acceptable to society, especially when a kidney market would lead to more kidneys being available to save lives.

Brennan shared key themes from the book during a presentation to the John Locke Foundation’s Shaftesbury Society. In the video clip above, he spells out his basic argument.

Click here to access video of the entire presentation.