Powell DNA Surname Project

In February 2009, Jim Barrett, Group Administrator of the Powell Surname DNA Project, contacted me regarding 34/37 marker matches Benjaman Kyle had with members of the study.  For about a year, I researched how these Powells might be related to Benjaman. In the Spring of 2010, however, while I was reviewing Benjaman's matches in the Sorenson Molecular Genealogy Foundation Y-database, I noticed a 27/28 marker match with a Davidson that I had not taken too seriously.  This match did not appear to be competitive with the matches with the Powells. But on closer examination I discovered the Davison match was just as important because of the way Sorenson scores its markers.  Whereas DNA Heritage [...]