A recent study takes a unique look at an aspect of the “cocktail party effect” — psychologists’ term for our ability to focus attention in on a single conversation in a room full of noisy conversations. Specifically, the researchers were curious to learn if we’re better at sifting through the voices of strangers to pick out a very familiar voice — that of our husband or wife. And we are — we’re great at it.

http://www.nbcnews.com/health/crowded-party-your-partners-voice-easiest-hear-ignore-2D11765618