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Parents are really not supposed to have favorite children. But when babies are

conceived through in vitro fertilization and families have multiple fertilized

eggs to choose from, they can now have all those embryonic siblings tested in

order to decide which one deserves the prize of gestation. In a way, the whole

point is picking the one you think you will want the most.

From KERA in Dallas, this is Think. I'm Chris Boyd. Genetic screening has been used for decades

to prevent certain illnesses linked to specific inherited mutations. This is something different.

$50,000 tests that claim to predict a wide variety of health risks as well as traits like pipe, IQ, eye color, even the risk of baldness.

Are parents who use this technology engaging in a 21st century form of eugenics, or are they taking the earliest steps possible to give their children the best odds at lifetime

well-being?

Christopher Cox dove into these questions for New York Magazine, where he writes about science.

His article about this is titled, Can You Really Choose Your Best Baby?

Christopher, welcome to think.

Hi, nice to be with you.

Start by telling us about Arthur Zay, who has worked in product development at a number of different tech firms.

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