Simple Gedmatch Ethnicity Estimate/Admixture (Heritage) Instructions


Finding Grandmothers

by Isabel Crabtree, Amateur Genetic Genealogist

A word about Ethnicity estimates in general.
Being an amateur genetic genealogist I have learned a lot from other helpful people and so must pass on their words here. I have been told to take all of these estimates with a large grain of salt. Some people do not think they are very good, partly because the science is new, or the samples used to compare to may not be what’s really required (like with Native American DNA) or some may just not like what the estimates show. 
Native DNA is still problematic in that the tribes people in the US generally want to know about have not tested or have not made tests public, and many tribal people today are a great mixture of Native and other DNA and so may not show as much Native as they think. Also tribes that have…

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