DNA ethnicity estimates are so complex—like the weather—that they vary for the same person even at the same testing company. Here, let us explain. Is the title of this article unsettling? Don’t worry: I think you’ll actually be relieved at the explanation by the time...
Ethnicity estimates in DNA testing are becoming more precise, accurate and consistent—but they’re still not equally robust across the market. Here’s an expert (and detailed) answer to this important question! DNA ethnicity estimates: Performance varies This article is...
Your mtDNA results are reported differently by different DNA testing companies. Why? Which results are better? As you may already know, mtDNA testing provides genetic information specific to your maternal line: your mother’s mother’s mother’s mother, etc. This can be...
Here’s how to calculate the pedigree collapse effect in your own DNA matching discoveries. The bottom line may not be as scary as you thought for your genetic genealogy! In the first part of this two-part article, I defined how pedigree collapse (the intermarrying of...
Pedigree collapse is an advanced but important genetic genealogy topic. This first part of a two-part article explains how pedigree collapse plays into the DNA matching experience. Have you ever thought about how many ancestors you have? To start with you have 2...
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