Control theory is a branch of mathematics and engineering, which defines the conditions needed for a system to maintain a controlled output in the face of input variation. Classically developed ...

The idea of intrinsic motivation isn't just self-help talk; it’s grounded in psychology. In the 1970s, psychologists Edward Deci and Richard Ryan developed the Self-Determination Theory (SDT ...

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Once people could trust that free and fair elections would be held regularly, the theory went, other forms of politics would come to seem too costly and violent to consider. The past decade has ...