The Nuance

Are Picky Eaters Born or Made?

Genes play a role in taste perception. But there’s a lot more to the story.

RRoughly a century ago, two researchers were working together in a DuPont chemical lab when one of them, Arthur L. Fox, spilled a bit of harmless phenylthiocarbamide dust. His colleague complained of the bitter taste in the air, but Fox tasted…