The phrase "a kind of editorial" is correct and usable in written English.
You can use it when describing something that resembles or has characteristics of an editorial piece, often in the context of writing or commentary.
Example: "The article was a kind of editorial, offering personal opinions on the current political climate."
Alternatives: "a type of commentary" or "a form of opinion piece".
No one won for editorial writing, either; but then the awards, taken together, are a kind of editorial.
To break up his first marriage, he sent his wife a kind of editorial memo that left no doubt of her faults and his own.
It's evidence of a kind of editorial genius that Rosenthal, by playing the story in the way that he did, was able to get such a reaction.
Seeking reader nominations for Washington's essential dishes is a kind of editorial foraging that always uncovers an eyebrow-raising morsel or two.
"Lullaby" also describes colors with a kind of editorial exactitude, used for eerie emphasis: "Her suit is light blue, but it's not a regular robin's-egg blue.
In December 2010, Mr. Rubin was appointed as an editor of Bloomberg View, a new opinion writing section that was intended as a kind of editorial conduit for Mayor Michael R. Bloomberg's own political views and philosophies.
Now it wasn't so simple; I had agreed to a variety of encroachments into Muxtape's financials because I wanted to play ball, but giving up any kind of editorial or creative control was something I had a much harder time swallowing.
In one sense, it didn't matter, because Jobs from the beginning made it clear that he wasn't going to insist on any kind of editorial approval.
For as long as possible it sought to eschew any kind of editorial responsibility for the user generated content flowing across its platform — even as its fleet of engineers worked to tune algorithms to distribute content at an unprecedentedly vast scale and with an invasively exact degree of interest-targeting.
Edel isn't making any kind of editorial statement, and he's not condemning the way women in tech are treated, which the article clearly does.
