I think Rochelle Walensky could be added to the list. She's very annoying too.
The lies and propaganda are certainly designed to maintain power and enrich the grifters - but another factor is that it has received little push back due to widespread cognitive dissonance. Many people in Western Civilization have their heads stuck in the sand because they cannot deal with reality. The reality that aspects of The Long Emergency are creeping into their lives, and beyond their control.