Tag: Ashkenazi ancestry

How Many Relatives Do You Have?

This month, 23andMe published a new article in PLoS One entitled “Cryptic Distant Relatives are Common in both Isolated and Cosmopolitan Samples." Authored by former 23andMe scientists, Brenna Henn and Lawrence Hon, along with current 23andMe scientists and 23andMe advisor, Itsik Pe’er, of Columbia ...

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Our Redheaded Jewish Grandmother

As the series Finding Your Roots with Henry Louis Gates, Jr. begins its 10-week run on PBS, The Spittoon will feature posts from 23andMe’s Ancestry Ambassadors featuring their own stories about using DNA to dig into ancestry. By Tim Janzen, M.D. My father, Robert Janzen, comes from a long line of ...

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