Is there a genetic marker for cohanim (priests)? Are Ashkenazi Jews descended from Khazars? Why is there such a close genetic connection between Samaritans and Jews, especially cohanim? A look at what genetic testing can tell us about Jews.A careful and nuanced overview of the DNA evidence.
For past posts on Professor Weitzman's research, including his recently published book, The Origin of the Jews: The Quest for Roots in a Rootless Age, see here and links.
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