The largest decrease in hesitancy between January and May by education group was in those with a high school education or less. Hesitancy held constant in the most educated group (those with a Ph.D.); by May Ph.D.’s were the most hesitant group.

The survey asked people whether they would take a vaccine were it offered to them today. People who said “probably not” or “definitely not” were considered to be vaccine hesitant.

kad tev ir darīšana ar cilvēku, par kuru esi drošs - noteikti smagi gudrāks, un viņš domā par problēmu idiotiski.

So people who can literally "do their own research" have done their own research.