So here's what I've learned about writing and argument in the last fifteen years or so
Biggest mistake you can make writing a long-from piece is failing to spell out your thesis clearly and early
People should understand why they are reading your piece and the core of your argument ASAP
Otherwise you're just talking
It's like people get myopic and academic and forget that even serious writing must grab the reader's attention
There are many ways to grab your reader's attention
Pick one and use it
This is a valuable insight that comes from doing Twitter more, and understanding the lessons of copywriting
Long sentences and paragraphs are hard to read
Good writing - even good serious writing - benefits from making things short
Most writing includes a ton of verbal filler
When revising your piece you should be ruthless about finding words that don't need to be there and getting rid of them
On a screen you can scroll, on paper you can't
You will catch many more errors when you print out and edit by hand
And if you don't do that your editor will be the one catching your errors