"It’s a matter of sharing the burdens of a free society and a good society. That’s, morally speaking, what taxes are about," according to political philosopher and Harvard government professor Michael Sandel.

Parents want to do whatever is possible to make their children healthy. But what about going beyond health to enhancement, making kids bigger or smarter or more talented? Science is opening that door in a big way, and many ethicists debate where the line between health and enhancement should be. Kim Lawton has our story.

Read R & E producer Susan Grandis Goldstein’s June 5, 2007 interview with Michael Sandel in Washington, D.C.