Nov 1, 2026 · 4 min · 7 segments
Is the 10,000-hour rule real? Not the way it's usually told. This episode looks at what the research says about practice and years of experience, and what that means when you hire salespeople. In…
It came from research by a psychologist named Anders Eriksson on violin students.
Then, in 2014, Brooke McNamara at Princeton and her colleagues pulled together 88 studies on practice and performance.
Practice explained about a quarter of the difference between people in games like chess, about a fifth in music, a little less in sports, and in professions, less than 1%.
It came from research by a psychologist named Anders Eriksson on violin students.
Then, in 2014, Brooke McNamara at Princeton and her colleagues pulled together 88 studies on practice and performance.
Practice explained about a quarter of the difference between people in games like chess, about a fifth in music, a little less in sports, and in professions, less than 1%.
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