> he didn't say how he arrived at that 10% number With the recent popularity of genetic testing services for health and ancestry tracing, I would think this wo

> he didn't say how he arrived at that 10% number With the recent popularity of genetic testing services for health and ancestry tracing, I would think this would be easy to tease out of the data. Of course not many people will expect to see as part of the report that their father is also their grandfather or uncle; I wonder how these services handle that?