Michael Cooley's Genetic Genealogy Blog http://blog.ancestraldata.com en-us "...And the Child Now in My Wife's Womb" 31 July 2024 http://blog.ancestraldata.com/viewer.pl?2024-07-31-Bennett.html The genealogy for Richard Bennett (1608-1676), the first commonwealth governor of Virginia during the English Civil Wars, began gelling in the 1930s. Scholarly writers such as Archibald Bennett, John ...; Brief Update for the R1a-YP4248 Project 29 March 2024 http://blog.ancestraldata.com/viewer.pl?2024-03-29-YP4248.html The seed of the R1a-YP4248 Project was planted years ago by four Big Y testers: a Hackett, followed by Don Cooley, myself, and then a Cochran. With that, the YP4248 haplogroup emerged and its only kno...; The Problem with the Wiveliscombe (Somersetshire) Bennetts 06 December 2022 http://blog.ancestraldata.com/viewer.pl?2022-12-06-Bennett.html Both English and Jamestown records inform that Governor Richard Bennett (c1608-1675) of Virginia was born at Wiveliscombe, Somerset, England in about 1608.1 There are four baptismal records for him, a...; Y-SNP Mutation Rates: The Pilgrims Pettit Y-DNA Project 09 August 2022 http://blog.ancestraldata.com/viewer.pl?2022-08-09-TPettit.html New Big Y results for the Pettit-Mellows Y-DNA Project have arrived for kit #157822, a descendant of Andrew Pettit (1716-1748). Andrew was a grandson of Nathaniel I (c1645-c1718) and great grandson of...; More Headway Made on the R1a-YP4248 Y-DNA Project 17 July 2022 http://blog.ancestraldata.com/viewer.pl?2022-07-17-YP4248.html The R1a-YP4248 project is named for the YP4248 marker, a single-point mutation at position 7662815 of the Y chromosome. Simply, a molecule of guanine (G) became a thymine (T) molecule at the birth of ...; A Little About Y-STRs 22 February 2022 http://blog.ancestraldata.com/viewer.pl?2022-02-22-STRs.html Two things first. The Y chromosome, for reason that it carries the male sex gene (SRY), is inherited only by males from their fathers and can be tested only by men. It holds genetic markers that are u...; Yet Another Update to the Pettit-Mellowes Y-DNA Project 21 September 2021 http://blog.ancestraldata.com/viewer.pl?2021-09-21-Pettit.html The story has been told before. Still, briefly......; Excellent Big Y Results for Cooley Group CF10 09 August 2021 http://blog.ancestraldata.com/viewer.pl?2021-08-09-CF10.html The CF10 Cooleys have long been of interest to me due to "researchers" having conflated this family with my own CF01 Cooleys, as well as several others. I wrote a brief article about...; Cochran Group 01: Private Variants Are Haplogroups Too! 12 July 2021 http://blog.ancestraldata.com/viewer.pl?2021-07-12-Cochran01.html My interest in Cochran Group 01 derives from the fact that we share the same haplogroup, R1a-YP4248, despite a distance — genetically and genealogically — of more than a thousand y...; Update for Cooley Group CF01 (R1a-YP4491) 26 June 2021 http://blog.ancestraldata.com/viewer.pl?2021-06-26-CF01.html Progress on this group has been stalled for quite a long time, despite my personal interest in it (it's my Y chromosomal genetic tribe). However, if mere interest is all that is needed to mak...; The R1a-YP4248 Subclade Project 20 March 2021 http://blog.ancestraldata.com/viewer.pl?2021-03-20-YP4248.html The R1a-YP4248 Subclade Project opened its doors about a year ago. Because I'd already been the administrator for several surname projects associated with it (Cochran, Cooley, Hackett, and Wh...; Introduction to the Y-DNA of Southard (Etc.) Group SF01 09 March 2021 http://blog.ancestraldata.com/viewer.pl?2021-03-09-Southard.html Most testers in the SF01 group of the Southard (etc) DNA Project have drawn their lineage back to Thomas Southard, believed to have been born at Leiden in 1615. The first Big Y tester in the group, ki...; Akins DNA Project Summary For 2020 28 November 2020 http://blog.ancestraldata.com/viewer.pl?2020-11-28-Akins.html The names of our patrilineal ancestors are not engraved in the Y chromosome, but their Y-DNA markers are. Our objective is to sort them out and find the point at which the genetics and the genealogy d...; Akins Group AF04-AF06 and SNP Counting 24 August 2020 http://blog.ancestraldata.com/viewer.pl?2020-08-24-Akins0406.html It seemed a good idea some months ago to report on these two groups as one. I had referenced them in earlier reports to show the deep genetic divide between them. But this, now, was an ill-conceived i...; Anchor SNPs and the Strother DNA Project 20 August 2020 http://blog.ancestraldata.com/viewer.pl?2020-08-20-Strother.html One trick in managing a Surname DNA Project is to minimize the importance of the surname and concentrate on the DNA itself while always keeping the project in mind. Yes, there are those who are certai...;