I think I've discovered why it is that the vast majority of Americans, and others can't/won't see/accept stark facts that are placed full in front of their faces.
There are varying levels of acceptance, acknowledgement that depends upon "you" personally, on "you" and your background, on "you" and ... .
Have a peek at,
View first, if you will, the 7th video as you scroll down from the top, entitled,
Dan's presentation at TEDxUIUC 2011
Dan's talk entitled "Seeing the world as it isn't."
Then go to any of the others. Highly enlightening.