# Self-Determination Theory: Autonomy, Competence, and Relatedness | Positivity.org

> Source: https://positivity.org/psychology/self-determination-theory

## What Is Self-Determination Theory?

Self-Determination Theory (SDT) is a comprehensive framework of human motivation developed by Edward Deci and Richard Ryan at the University of Rochester beginning in the 1970s. Its central claim is that humans have three basic psychological needs — autonomy, competence, and relatedness — and that well-being and intrinsic motivation flourish when these needs are satisfied, and deteriorate when they are thwarted.

Unlike theories that treat motivation as a single quantity (more or less motivated), SDT distinguishes between different *types* of motivation. The type matters more than the amount. A student who studies because she finds the subject fascinating (intrinsic motivation) will learn more deeply and persist longer than one who studies solely for grades (extrinsic motivation), even if both put in the same hours.

## The Three Basic Needs

### 1. Autonomy

Autonomy is the need to feel that your actions are self-endorsed — that you are the author of your own behavior. It does not mean independence or doing everything alone. A soldier following orders can feel autonomous if she understands and agrees with the mission. A child doing chores can feel autonomous if given choice about when and how.

When autonomy is thwarted — through controlling environments, micromanagement, or coercion — motivation becomes external and fragile. People comply but do not commit.

### 2. Competence

Competence is the need to feel effective in your interactions with the environment — to experience mastery and growth. It is fed by optimal challenge, positive feedback, and opportunities to learn. It is starved by tasks that are too easy (boredom), too hard (overwhelm), or accompanied by criticism without guidance.

### 3. Relatedness

Relatedness is the need to feel connected to others — to care and be cared for, to belong. Humans are fundamentally social, and even introverts require meaningful connection. Workplaces, schools, and families that foster belonging see higher motivation and well-being.

## The Motivation Continuum

SDT describes a continuum from amotivation (no motivation) through four types of extrinsic motivation to intrinsic motivation:

- External regulation: Acting for rewards or to avoid punishment.

- Introjected regulation: Acting to avoid guilt or gain ego-based approval.

- Identified regulation: Acting because you recognize the value, even if the activity itself isn't enjoyable.

- Integrated regulation: Acting because the value is fully assimilated into your identity.

- Intrinsic motivation: Acting because the activity is inherently interesting and satisfying.

The process of moving from external to intrinsic motivation is called *internalization*, and it requires environments that support autonomy, competence, and relatedness.

## Evidence and Applications

SDT has been validated across cultures, age groups, and domains — education, healthcare, parenting, workplace management, sports, and psychotherapy. Key findings include:

- Autonomy-supportive teachers produce students with higher academic performance, greater creativity, and better psychological health.

- Healthcare patients who feel autonomous about their treatment plans have better medication adherence and health outcomes.

- Employees in autonomy-supportive workplaces report higher job satisfaction, lower burnout, and greater organizational commitment.

- Controlling parenting (helicopter parenting, conditional regard) undermines children's intrinsic motivation and self-regulation.

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