The Republican Party has pretty much abandoned any pretense of being a traditional political party. It's in lockstep obedience to the very rich, the super rich and the corporate sector. They can't get votes that way so they have to mobilize a different constituency. It's always been there, but it's rarely been mobilized politically. They call it the religious right, but basically it's the extreme religious population.

Anywhere in Latin America there is a potential threat of the pathology of caudillismo and it has to be guarded against.

The printing press had a very liberatory effect that meant individuals - small groups could produce radical pamphlets - could use it for organizing.

Whoever sets the agenda controls the outcome of the debate

Caterpillar was quite important because that was the first manufacturing industry that used Reaganite strike-breaking techniques. They illegally called in scabs to break a major strike. It was reported pretty well in the Chicago Tribune, who pointed out something very interesting. They said that the workers got very little support in Peoria when scabs illegally broke the strike, and that was particularly striking because that whole community had been built up by the union - it was a union-based community.

One of the dangers [that Donald Trump poses, due to the augmented risk of nuclear war] is unquestionable. Of the two existential threats - the threats to the termination of the species basically and most other species - one of them, climate change, on that I think there's no basis for discussion.

As for geoengineering, there have been serious general critiques that I think cannot be ignored, like Clive Hamilton's, along with many positive assessments. It is not a matter for subjective judgment based on guesswork and intuition. Rather, these are matters that have to be considered seriously, relying on the best scientific understanding available, without abandoning sensible precautionary principles.