The phrase "dogmatism about" is correct and usable in written English.
It is typically used to describe a stubborn or inflexible attitude towards a particular belief or opinion. Example: The politician's dogmatism about tax policy left no room for compromise, causing gridlock in the negotiations.
There's a tipping point, in the world of breastfeeding advocates: they are evangelical to the point of dogmatism about the desirability of breastfeeding an under-two, go a bit quiet between two and three, then back right off, on the tacit understanding that extended breastfeeders make them all look weird.
Trudeau's argument that "intolerance has no place in Canada" is matched by Rempel's warning that the PM's proggy dogmatism about policing "unacceptable" political speech "threatens the sustainability of pluralism in Canada".
The time is passed for metaphysical dogmatism about natural phenomena and I think it was a great compliment that he should have discussed your paper at all.
Irigaray, however, by retrieving and replaying Freud's voice, attempts to show that he remains caught up in certainties and dogmatisms about sex, so that ultimately his discourse is one of sexual indifference, as I will discuss next.
It is often mistakenly identified with scepticism, but our earlier remark about dogmatism prevents us from doing so.
Readers were outraged by her dogmatism and superiority, furious about what they saw as cultural stereotyping and appalled by the kind of parenting that many commentators deemed "child abuse".
Others either arrive at theories (dogmatism) or at claims about inapprehensibility (negative dogmatism that the matter investigated is beyond one's capacity to decide, and so is unknowable).
One can portray a certain dogmatism without being dogmatic.
But making the same argument about a similar dogmatism and zealotry among Democrats is a considerable stretch.
At the end of his blog post elaborating on his op-ed, he writes: "More seriously: environmentalism ought to be about pragmatism, not dogmatism".
He says that Lessing had a point about his father's dogmatism.
