So it's pretty clear genetics plays some role in longevity.

VOA: standard.2010.07.14

Some researchers think that the genetics for these families sometimes might be different.

FORBES: Autism And Genetics: It's Complicated

Some are hard-wired by genetics and early-life experience to react more fearfully to challenges.

WSJ: How to Turn Bad Stress Into Good

Some buy Polish innovations (in genetics, for instance) for a song, others are happy to wait until patents expire, then grab the technology.

ECONOMIST: Polish education