10,000 hours. That’s the amount of intentional practice Dr. K. Anders Ericsson determined is needed to master a skill. He published his findings in the Harvard Business Review in 2007. Author Malcolm Gladwell popularized those findings in his book, Outliers, in 2008. https://www.gladwellbooks.com/https://www.gladwellbooks.com/gladwellbooks.com/ Just how long is 10,000 hours? If you practiced full-time, 40 hours per … More 10,000 Hours