"A researched exploration of the promises and vulnerabilities of having children in an age of genetic tests and interventions considers key scientific, technological and political factors while sharing the stories of men and women struggling to understand the range of the tests and their revelations, "--NoveList.

Introduction -- How the Jews beat Tay-Sachs : screening for disease before pregnancy -- Playing God : how preimplantation genetic diagnosis is rewriting family history -- The other scarlet "A" : abortion's relationship to genetic testing -- Silencing a gene : the future of Down syndrome -- What do parents want to know? : grappling with variants of unknown significance -- The right to an open future : navigating the return of results -- How to hunt a zebra : ending the rare-disease diagnostic odyssey -- The genie in the bottle : sequencing newborn babies.