[coffeefirst]

Absolutely. Academic writing has its own conventions that a lot of people have to unlearn when they leave that world, legal writing literally has its own grammar rules, etc.

That said, the author strikes me as trying to teach something he isn't actually good at while pretending to be authorative. Most of this advice is standard stuff found in Strunk and White, Stephen King's "On Writing," and a hundred other solid books on this topic, but his style is disjointed, his examples aren't great, and then there's just the sheer silliness:

> Why? The best writing is therapy that you publish for the world to learn from.

No, it's really not.