Where do commas go? What’s the difference between their and they’re? Can a dictionary help you avoid typing covfefe?

In her first little book, copy editor @mdforrester uses @realDonaldTrump’s tweets to explain the nuts and bolts of grammar and punctuation in a way that anyone, even the president of the United States, can understand.

Published by Thames & Hudson Australia, Make Grammar Great Again is a compact guide to usage and style, and it’s out now. Buy it online from Thames & Hudson Australia and The Good Copy, or in real life at your favourite local bookshops.

Grammar is for all of us. And it’s always been great.