“My voice is worth hearing:” Journalist Jennifer Mendelsohn on turning her genealogy hobby into a powerful means of combating disinformation, her midlife confidence, and that time she was Mariah Carey’s backup singer at summer camp.

* Follow Jennifer on Twitter at @CleverTitleTK

* Dive into the #ResistanceGenealogy hashtag for dispatches from the Genealogy Army. They’re armed with curiosity, excellent research skills, and tenacity – consider yourself warned…

Today’s musical accompaniment: “The Ancestor” by Darlingside. I don’t think it needs any setup, but it probably does need a Kleenex.

Thanks as always to M. The Heir Apparent, who provides the music behind the Midlife Mixtape podcast – check him out here!