In a sea of skeptics, this physician was one of fibromyalgia patients’ few true allies. Or was he?

Paul was in his 80s when someone called to say she was his daughter, conceived in a fertility clinic with his sperm. The only problem? He’d never donated any.

The behavior geneticist Kathryn Paige Harden is waging a two-front campaign: on her left are those who assume that genes are irrelevant, on her right those who insist that they’re everything.

Prenatal testing is changing who gets born and who doesn’t. This is just the beginning.

Being pregnant again means being willing to end it.

“For every other kid in the room, the science experiment probably amounts to just another classroom activity, but for the Nashes the project is a reminder of Molly’s own fight for life and the controversial cutting-edge medicine that saved her.”