[2] In 2001 Kimmerle worked for the United Nations, International Criminal Tribunal for the Former Yugoslavia under Chief Anthropologist Jose Pablo Baraybar.

Her work on the United Nations forensic team included human identification, trauma analysis, mass grave excavation and report writing in Kosovo, Bosnia and Herzegovina, and Croatia.

[3][4] She later worked in Peru, Bermuda, and Nigeria where she helped locate mass graves, identified unknown victims and conducted research on human identification methods.

[6] She demonstrated that the incarcerated boys of the Florida reform school had suffered from sexual abuse, starvation, lack of medical attention, and beatings.

[5][8] Her investigations have been supported by National Institute of Justice, and the Florida Legislature who funded Kimmerle to review unsolved deaths.