Self-Determination Theory

The leading theory in human motivation. Based on motivational science from top experts around the world.

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Research

Learn more about SDT. Explore our in-depth library of research studies published by the most prominent motivational researchers.

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Metrics

Measuring motivation, engagement, and wellbeing is what we do. Check out our questionnaires for assessing the theory’s constructs across many settings.

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Videos

Hear what the leading motivational experts and scholars have to say. Bridging the gap between the science and people’s daily lives.

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