As many of you know, Phylotree has not been updated in several years. While I support Phylotree and Dr. Van Oven’s efforts, he has not answered emails in some time either. This is so for both many of you and for myself.
Principal Component Analysis (PCA) is at times used as a population analysis method. It was designed to show the computed similarities and especially differences between and within data sets. The data sets could come from anything such as shopping patterns, books read, or favorite TV shows. The key is that some groups will be more alike and others less alike.
The following was written by Martin Hendrix one of the administrators of the Hendricks DNA Project. He asks what the difference is between the FBI or other Law Enforcement agencies asking for the right to be paying customers in a commercial genetic matching database and the other non-genealogy uses of commercial databases.
The following email was sent out by FTDNA this afternoon, 3 Feb 2018. In it, I find something deeply good, that is a true commitment to work toward improving communication with customers. In my long and passionate adventure in genetic genealogy, lack of customer communication has been the nagging aching stumbling point. Thus, I must say this sparks joy in my heart.