Genetic genealogy relies on Y-DNA testing, which follows the male family line. Using the DNA profile derived from evidence at a crime scene, investigators can search multiple, public genealogy databases, with the goal of identifying possible family members related to a suspect.

In this interview, genetic genealogist CeCe Moore describes how DNA testing can assist in tracing a family tree to help adoptees and foundlings locate their birth parents, and to solve cold cases.

Would you like to learn more about genetic genealogy? We’ve put together a playlist dedicated to the technology and the people behind the cases:

You can also read past articles on genetic genealogy on our website: