SDT 2023

Join us for the 8th International Self-Determination Theory Conference - the most significant program on SDT!

Self-Determination Theory

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

Applying the Science

Our Science Editors curate suggested readings, videos, posts, and podcasts, bridging the gap between theory and practice.

Explore What’s New

Self-Determination Theory
August 5, 2022, 1:30 PM

For this #FridayFeature, looking at decision-making styles and life goals of emerging adults in

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Self-Determination Theory
August 2, 2022, 6:55 PM

New SDT clinical trial of urban adolescents with asthma found those with higher treatment adherence

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Our Resources


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

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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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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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