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The Decision Lab
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Behavioral science for better decisions and problem solving
More resources on Problem Solving
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LessWrong
Rationality and problem-solving community resources
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Farnam Street
Mental models and problem-solving frameworks
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Solving Problems with Creative and Critical Thinking
Sharpen your problem-solving skills! Learn creative and critical thinking techniques with this course from Imperial College London.
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Art of Problem Solving
Free problem-solving articles and forums
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LessWrong
Rationality and problem-solving community resources
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Farnam Street (fs.blog)
Mental models for better problem solving