When Doug Lemov conducted his own search for those magical ingredients, he noticed something about most successful teachers that he hadn’t expected to find: what looked like natural-born genius was often deliberate technique in disguise. “Stand still when you’re giving directions,” a teacher at a Boston school told him. In other words, don’t do two things at once. Lemov tried it, and suddenly, he had to ask students to take out their homework only once.
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The idea behind the whole article is that great teaching doesn't have to require the skills of a charismatic extroverted genius -- it's a set of concrete techniques combined with deep understanding of the subject you're teaching.