A longtime investigative journalist, he wrote books and articles that documented a campaign of disinformation intended to sow doubt about global warming.

He was “the voice we woke up to” for a quarter century, delivering news and interviews in a rich baritone that reached millions of listeners.

On the air, he urged politically powerful guests to take action on human rights issues. Outside the studio, he joined protests, including a hunger strike…

In books like “The Monster Show” and “Screams of Reason,” he examined the cultural significance of movies meant to scare the bejesus out of people.

A widely read financial analyst, he was known for his annual forecast “Ten Surprises.” But he was fallible, as when he predicted a President Hillary…

He received ambassadorships after filling campaign coffers that led to two Bush presidencies. He later came around to backing Donald Trump.