This is the fall line.

All season long we've talked about one of the most important tools in cold case resolution,

forensic investigative genetic genealogy.

If you've listened to the show for a while, you've heard us cover that topic on a number of occasions, like having guessed on to explain the difference

between more classic DNA testing and the newer profiles that are used in genealogical work.

We've also featured a number of genealogists who've spoken about the

roadblocks in cold cases and how they can be overcome, and even to discuss their own work on

some of the John and Jane Doe cases featured on our show.

The organizations you're probably most familiar with.

The ones we talk about the most are the DNA Doe Project, the Trans Doe Task Force Force and Redgrave Research.

Lee Bingham Redgrave and Dr. Anthony Redgrave began their professional careers as volunteers with DDP,

then went on to develop the grassroots organization Trans Do Task Force,

which eventually became a non-profit.

It also has a missing person's arm, Lamp, which we featured on the show in its own stand- standalone episode.

Redgrave research is the professional arm of their work,

where they take on forensic and non-ferensic cases,

which might include adoption,

or, as in the case of my own family locating an unknown parent.

Redgrave research were featured in my book, Lay Them to Rest, because they did the

F-I-G-G-G-G-G- work that successfully identified Aina Jane Doe, a homicide victim.

Her case had been cold since 1993.

Though the team's work identified Ina Jane Doe as Susan Menard Lund, a young mother from Tennessee, there are still many questions in her case and

...