The phrase "as illustrating" is correct and usable in written English.
It can be used when you want to provide an example or clarification of a point being made.
Example: "The study's findings are significant, as illustrating the impact of climate change on biodiversity."
Alternatives: "as demonstrating" or "as exemplifying".
Mr. Kubert is writing as well as illustrating the miniseries.
He sees bonobo chimpanzees, our closest living relatives, as illustrating its stabilizing and unifying power.
He used a speech in London to single out my column as illustrating a "false narrative".
Although the intervention by Executive Outcomes is sometimes touted as illustrating the viability of military contractors, history suggests otherwise.
The victims were not targeted specifically for individual acts of alleged provocation, such as illustrating the prophet Muhammad.
A recent court judgment upholding Imedi's confiscation, despite clear evidence of fraud and forgery, is widely seen as illustrating the total lack of independence of the judicial system.
As well as illustrating the beauty of its subject, "The Printed Book" traces its history, starting with Nicolas Jenson, who produced the earliest book in the show.
As with the recent Goldman settlement, record penalties were presented by S.E.C. officials as illustrating the agency's resolve to enforce securities laws.
Brad DeLong points me to this National Review attack on Nate Silver, which I think of as illustrating an important aspect of what's really happening in America.
In her book, "Eichmann in Jerusalem: A Report on the Banality of Evil," Hannah Arendt singled out the example of Sergeant Schmid as illustrating the lesson that "under conditions of terror, most people will comply but some people will not".
"Afghanistan, the Balkans, Chechnya, Iraq, Israel/Palestine, Kashmir and Lebanon are regularly cited by those who advocate terrorist violence as illustrating what they allege is western hostility to Islam".
