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I can't help but wonder when the sperm banks and egg clinics will start acknowledging that there is no such thing as guaranteed donor anonymity. I addressed this issue in my recent Huffington Post Blog, and it has been written about many times over the past ten years, starting with a New Scientist article from 2005 about a boy locating his donor after submitting his DNA to a commercial DNA website.

A quick review of some of the largest sperm banks and egg clinics finds that not one of them mention in their donor recruitment materials the ease with which, and the growing frequency of donor-conceived people identifying their donors via DNA testing. This is now a regular occurrence.

Many egg clinics not only offer anonymous donors, but actually require anonymity for all involved. Because egg donor children are now getting to the age where they are starting to get their own DNA tested, promised egg donor anonymity is also being shown to be a myth. New family finder type programs make connecting via y-DNA (surname connections) no...