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.

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.