Mystery solved after nearly 108 years!

Thanks to genetic genealogy something incredible has happened last Sunday! And I would have given anything to share it with my grandfather! However, during his lifetime people didn’t even dare to dream about the things that are possible today. I hope that my personal experience will not only show how valuable DNA can become for…

On the hunt for more hidden recombinations

In my last post I’ve written about discovering hidden recombinations on the X-chromosomes of my father and his siblings after comparing them to a distant cousin match. This has raised several questions: Are there more? Where are they? How many of my previous visual phasing results are incorrect because of hidden recombinations? Visual phasing is…

What do one of the first settlers of Montreal and I have in common

Back in the days when Montreal had 50 inhabitants and was known as fortress Ville-Marie, the existence of today’s megacity seemed to be doomed. The number of French settlers on the Canadian coast steadily decreased due to Iroquois raids and thus, Governor Paul Chomedey de Maisonneuve was left with no other choice than to sail…

Visual Phasing of Chromosome 1 – updated version using Steven Fox’s Excel spreadsheet

If you have the possibility to test three full siblings, then the next great thing you could do with your DNA results is to try out the Visual Phasing technique developed by Kathy Johnston. It allows you to map the segments of your chromosomes to your four grandparents (without having them or your parents tested)…