Educational Blog on DNA.

A Testing Company: offers autosomal testing only.

International Society of Genetic Genealogy Wiki compares the features of various testing companies.

ISOGG: There are a number of points to consider when choosing a DNA testing company which sells direct to consumer kits.

Genetic genealogy is a world full of promise, but it changes rapidly and can be confusing. People need to understand how to use the numerous tools available to us to unravel our ancestral history.

A private DNA Facebook Group with over 50,000 members and growing. Genetic genealogy group focused on using DNA to find biological family for adoptees, foundlings, donor-conceived individuals, unknown paternity and all other types of unknown parentage cases - recent and more distant.

A Testing Company: Offers yNDA, mtDNA and autosomal (atDNA) tests.

GEDmatch provides DNA and genealogical analysis tools for amateur and professional researchers and genealogists. Most tools are free, but we do provide some premium tools for users who wish to help support us with contributions. You will need to upload DNA and/or genealogical (GEDCOM) data to make use of the tools here. Registration requires your name, email and password.

A private Facebook Group: Genetic Genealogy Tips & Techniques is a place to discuss topics in DNA ranging from beginner to advanced.

The mission of the International Society of Genetic Genealogy is to: Advocate for and educate about the use of genetics as a tool for genealogical research while promoting a supportive network for genetic genealogists.

Get your genetic genealogy questions answered at this easy-to-use educational site sponsored by ISOGG.

A private Facebook Group: Over 20,000 members ... "The mission of the International Society of Genetic Genealogy is to advocate for and educate about the use of genetics as a tool for genealogical research, and promote a supportive network for genetic genealogists."