And based on the earlier concept by Walter Lippmann, first expressed in his 1922 book Public Opinion, which arguably birthed 20th century putatively impartial p

And based on the earlier concept by Walter Lippmann, first expressed in his 1922 book Public Opinion, which arguably birthed 20th century putatively impartial professional journalism. <https://en.wikipedia.org/wiki/Public_Opinion_(book)#Manufacture_of_consent https://en.wikipedia.org/wiki/Public_Opinion_(book)#Manufact...>