I have posted the genetic distance reports for our Barlows who had the DNA test done. This is much easier to understand than the scientific explanation, and I see why the more markers you test, the closer the relationships can be defined. Now I can't wait to get our 37 marker update back!. The page is at: http://www.barlowgenealogy.com/Options/GeneticDistance.html LOOKING FOR BARLOWS BARLOW GENEALOGY http://www.barlowgenealogy.com "A website for everyone researching the surname Barlow,any spelling or variation, anywhere, anytime... includes....Barlow, Barlowe, Barlo, Barloe, Barler, Parler, Parlur, Barlage,and others yet to be discovered"