The Annenberg Foundation probably needs a major dig by anons.
Its founder, Walter Annenberg, owned a newspaper and several magazines, and was U.S. Ambassador to the United Kingdom for several years. While Ambassador, he developed a close friendship with Queen Elizabeth II and other members of the Royal family.
https://en.wikipedia.org/wiki/Walter_Annenberg
Since 1991, Annenberg has had an entire division dedicated to putting its videos about all K-12 subjects, and its satelite broadcast station, into public schools. Their website learner.org gets 5 million visits per month… and that's a stat from 14 years ago.
The Annenberg-Learner "resources became so popular" with students and teachers "that an independent researcher said 'it seemed as though we were studying the spread of a contagion.' "
https://www.learner.org/about/5yearreport.html
The Annenberg Retreat at Sunnylands has been visited by U.S. Presidents, heads of state, and international dignitaries.
The Wallis Annenberg Heart Program helps paramedics and hospital physicians diagnose and treat patients with symptoms of heart attacks.
The Annenberg Public Policy Center of the University of Pennsylvania developed FactCheck.org. Factcheck.org monitors the factual accuracy of what is said by major U.S. political players in the form of TV ads, debates, speeches, interviews and news releases.
The Annenberg School for Communication and Journalism at USC offers unparalleled access to the world's entertainment, mass media, and tech industries. The school houses dozens of research and public interest programs and has become a center for discussion among scholars and professionals in journalism, communication, public policy, media, and education.
https://en.wikipedia.org/wiki/Annenberg_Foundation