Long-form essays, especially popularized by COVID, can no longer truly reflect a student’s degree of knowledge...

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What is a reliable signal of understanding or comprehension of how much a student has learned? Tests attempt to show the teacher who knows the subject, but subjects are heterogeneous...

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Conventional diets often tell you to keep food in the pantry, instead of your room. According to the third law of demand, you might actually end up eating more.

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