Judging from my Dad's trajectory, reconstructed from his accounts of his politics, during his adult life, from the 1960s-present, plus my own observations: talk

Judging from my Dad's trajectory, reconstructed from his accounts of his politics, during his adult life, from the 1960s-present, plus my own observations: talk radio in the 80s did it. 100%. Completely defined his worldview and all his political opinions. That was it. Long before Fox News came along. Rush & others said such-and-such about Carter. Day. After day. After day. Until he believed it.