Genealogy and Autosomal DNA Matches: Common Errors in “Proving” An Ancestor, and the Allure of Easy Gateway Ancestors

  What we aim to accomplish in this post: Illustrate a common misconception in the use of autosomal DNA in genetic genealogy; namely, assigning a single shared chromosome region to a specific common entry in two pedigrees, an ancestor, presumed to be the source of the shared DNA common to…

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