Everyone has heard of Malcolm Gladwell’s 10,000-hour rule: You need 10,000 hours of practice to become an expert at anything. It’s pretty intimidating if you stop to think about it. That’s four hours a day, 20 hours a week, 1,000 hours a year—for 10 years. Who has that sort of time? I don’t. You probably don’t either. On the other hand, bestselling author Josh Kaufman published a book a few years back that promises you can “learn anything” in just 20 hours. Not 20 hours a week for 10 years, or even 20 hours a week for one year. Just 20 hours total. You’ve got 20 hours, right? And what’s really interesting is that both of these claims—Gladwell’s 10,000-hour rule and Kaufman’s 20 hours—are talking about exactly the same thing: deliberate practice. We’ll talk more about that in a minute. Read the full post by Robert Pool, PhD.