Scroll down for links to other posts in this series. GIs in Germany: Which Brother? In late 1919 or early…
Scroll down for links to other posts in this series. The DNA Painter Lookup Tool We are learning how to…
Scroll down for links to other posts in this series. Testing Hypotheses In this second post of this series, I…
Scroll down for links to other posts in this series. Basic Probability Last year, I wrote a post entitled…
In March, AncestryDNA introduced a new feature called Genetic Communities (GCs for short). At the time, I described the Genetic Communities…
NOTE: The original version of this post used an inappropriate simplification of the math. Ann Turner, Louis Kessler, and Andrew…
UPDATE: Additional simulations by Andrew Millard using different recombination rates for men and women indicate that half-siblings and aunts/uncles/nieces/nephews can…
I wrote this post for my father’s cousin, whose AncestryDNA results just came in. I hope others can benefit from…
Have you ever looked at a particularly large shared segment with a distant cousin and wondered “What are the odds?” We wouldn’t…
If you have taken the AncestryDNA test and “attached” a family tree to your results, Ancestry’s computers will search the trees…