KCGenealogy Soc from Tuck Forsythe , Treas
https://familysearch.org/wiki/en/Family_History_Library_Classes_and_Webinars#Past_Webinars
(I think that link is freely available to all, but possibly you have to provide email address and password the first time you use it) tells of TV-type instruction in various family history subjects—especially at the bottom under NORTH AMERICA
I tried to show mostly classes always available; although they have ( under UPCOMING CLASSSES) brand new classes, which are only available on a specific date and time