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Does a Long DNA Segment Always Mean a Recent Ancestor?

When you are examining a DNA match, one of the best indicators of how far back your common ancestor might be is the size of your shared DNA segments.  Generally, the common wisdom is that the longer the segment, the closer the relationship between you and your DNA match.  In other words, the longer the …

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Build a Family Tree for Your DNA Match to Figure Out Your Connection

The best way to figure out how you are related to a DNA match is to build a basic family tree for them back to your common ancestor. In this post, learn why this works and how to do it. I know that this sounds like a crazy idea.  You have enough work on your …

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What is a double fourth cousin? How much DNA do they share?

What is a double-fourth cousin, and how are they related? Do double-fourth cousins share more DNA with each other than they would otherwise? In this post, I'll explain the meaning of a double-fourth cousin, show you an example of my own double-fourth cousin, and talk about how this "double" relationship affects the amount of DNA …

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I Purchased My DNA Test. What Do I Do Now?

(Note: to read about which grandparent you might be more related to, click here: Which Grandparent Are You Most Related To?) Congratulations on purchasing your DNA test!  While you are waiting for your test to arrive or for your results to come back, there are some important steps that you can take to make sure …

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Comparison of Ethnicity Estimate From the Four Major DNA Testing Companies

Are you wondering what to expect from your DNA ethnicity estimate?  Perhaps you are trying to determine which company offers the most detailed, or most accurate ethnicity estimate.  In this post, I will show you my complete ethnicity results from Ancestry DNA, 23 and Me, Family Tree DNA, and My Heritage DNA.  My sincere hope …

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Should You Expose a Family Secret Discovered Through DNA?

If you discover a secret through DNA testing, should you keep the secret, or should you expose it? What you decide to do is up to you, but you will get some ideas and guidance in this post. Most people get interested in DNA testing to find out where their family came from.  Basically, they …

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Phasing DNA Matches on Gedmatch: Paternal and Maternal Matches

Are you looking for an easy way to figure out if your DNA matches are on your paternal or maternal side?  If one of your parents has done a DNA test, and you have access to the results, you can using the Phasing tool on Gedmatch to separate them by maternal and paternal lines.  This …

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Can Siblings Share Different cMs of DNA With the Same Match?

If you are looking at a DNA match and wonder if it is normal for you and your siblings to share different amounts of DNA with said match, you have come to the right place.  In this post, you will learn why sharing more or less centimorgans (cMs) with a match than your sibling doesn't …

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What is the Best Way to Find Half-Siblings?

If you know that you have half-siblings, or you think that you might, it's completely natural to be curious about them.  As DNA testing becomes more popular, it becomes easier to find living DNA relatives, including half-siblings, around the country - or even world.  In this post, I'll explain some strategies for finding your half-siblings …

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Endogamy in Mexican DNA Matches

One of the unique challenges that you might encounter while researching your Mexican DNA matches is endogamy.  What in the world is endogamy, and what does it have to do with Mexico and DNA matches?  Endogamy is simply a fancy word that means intermarriage within a particular community or area.  Basically, it's just the practice …

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Why Native American DNA Doesn't Show Up in DNA

Have you heard from others that Native American doesn't show up in DNA?  I get this question frequently, and I've seen people suggest that Native American DNA doesn't show up on DNA tests in online forums.  In this post, we'll dispel this myth, and address some reasons that could explain why Native American doesn't show …

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What Does It Mean if I Don't Have Any Shared Ancestor Hints?

I always recommend to my readers that they do a DNA test with Ancestry and build their tree there, too.  There is no better place to combine access to documents and records, public family trees, and more than six million (as of February 2018) DNA test takers.  One of the coolest features of Ancestry DNA …

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