The Trick to Better Proofreading by David Pogue

As anyone who writes or publishes can tell you, attaining a perfect proofread—ferreting out every typo, missing word, and so on—is staggeringly difficult. You can read over something six times, swear it’s perfect—and then show it to someone else who spots a typo instantly. Somehow, your brain gets lulled into blindness.

(When I write computer books, each book is read by four pairs of eyes: Mine, a technical editor’s, a copy editor’s, and a proofreader’s—and readers still find typos after publication. Grrrr!!)

If you don’t have the luxury of four beta readers—or even if you do—here’s a miraculous trick that will make “blind spot” typos pop out: Change the font.