The National Kidney Registry has matched thousands of kidney donors with recipients. It has also paid millions of dollars to a company owned by its founder.
The worst moment of Garet Hil’s life, he once said, came when he discovered he couldn’t donate a kidney to his sick 10-year-old daughter. By the time the girl found a match a couple of months later, Mr. Hil, an entrepreneur, had drawn up plans to tra... [1424 chars]

