the author's theory is that americans are sorting themselves into ever increasingly homogenous groups so that most people live in a sort of echo chamber that reinforces their own political and religious beliefs and can not comprehend that there is a vast scope of others who genuinely believe diff...
This book was truly fascinating. The premise itself is simple - Americans are sorting themselves into like minded groups, often referred to by the author as "people like us". This sorting results in a lack of debate and causes a feedback loop which re-enforces beliefs and leads to polarization....