Why Crunch Mode Doesn't Work: 6 Lessons
Lesson Three is this: five-day weeks of eight-hour days maximize long-term output in every industry that has been studied over the past century. What makes us think that our industry is somehow exempt from this rule?
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Excellent article on impact of overtime work on productivity. People regularly working long hours aren't heroes, they're slackers. I'd love every manager to read it.