Maybe it was to avoid being too controversial, but the author left out the most obvious and primary reason for the extreme polarization in this country: the ever-increasing proportion of nonwhites vs. whites.
I know a lot of the polarization is caused by white liberals, but they are being goaded on by nonwhites (such as Black Lives Matter) and the extreme fear of offending them.
Maybe it was to avoid being too controversial, but the author left out the most obvious and primary reason for the extreme polarization in this country: the ever-increasing proportion of nonwhites vs. whites.
I know a lot of the polarization is caused by white liberals, but they are being goaded on by nonwhites (such as Black Lives Matter) and the extreme fear of offending them.