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...
DNA triangulation can help you figure out how you’re related to your DNA matches or identify an unknown ancestor on your family tree. Here’s how it can help you with your shared matches and genealogy. I always loved math, but not geometry. Too many complicated...
Chromosome mapping can be a fun way to compare your shared DNA with known matches and assign genetic strands to specific shared ancestors. Here’s how to do this with DNA Painter. Chromosome mapping is one of those “DNA tangents” some people love. It’s a fun way to...
What is XDNA? We have answers! And so does your XDNA itself. XDNA can be used for genealogy, whether you’re a man or a woman. Sort your DNA matches using XDNA to help you with your family history. We usually talk about THREE kinds of DNA tests available for...
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