While climate denialism impedes policymaking in both the US and Australia, there are key differences in their political and public cultures.
People universally believe scientists' solar eclipse calendars, but vaccine warnings or climate predictions are forms of science that strangely do not enjoy equivalent acceptance.
We're living in an alternate political universe of brazen lies and grotesque online spectacles of incivility. Who - or what - is to blame for trolling going mainstream?
Documentaries are vital vehicles for explaining the world.
Reports of facts' death have been greatly exaggerated. Effective communication jettisons the false dilemma in favor of a more holistic view of how people take in new information on contentious topics.
The global food system has been operating in post-truth mode for decades.
People are hardwired to dismiss opposing views as 'fake'.
Pundits have been keen to link post-truth to post-modernists, post-positivists or any other 'postie'. They should turn their energy to forming a real popular front against Trump's faux populism.
Rationality doesn't bring people together to make change happen – but powerful stories do.
Populist movements are on the rise. Their supporters distrust the establishment, elites, authority and official sources. The post-truth world is a post-expert world.
Beneath simple labels like post-truth, alternative facts and fake news is a complex set of issues. Any debate about the problems needs to start from some common points of reference.
Insisting that science has a monopoly on the truth invalidates dissent and undermines what should be an open dialogue between science and society.
Despite the claims of populist politicians, academics and experts can drive positive social change.
As Solzhenitsyn saw it, simple truths are always a threat to totalitarianism.
It needn't end this way.
If you want to know how to spin alternative facts, just ask the PR gurus who kept the world smoking.
From mistrust in experts to fake news, it has never been more important for scientists to talk directly to the public.
Whether the ubiquity of fiction has devalued truth or enhanced morality has been in doubt for over 2,000 years.
How to define the public role of universities in the age of post-truth populism.
Alternate realities don't just exist in politics – and not all falsehoods are lies. Distortions of the truth can range from a normal part of human nature to pathological.