Time and identity: A framework for research and theory formation

Self-determination theory and the facilitation of intrinsic motivation, social development, and well-being.

Richard M. Ryan, Edward L. Deci · American Psychologist · 2000 · 34.5K citations

Social Sciences, Psychology, Social Psychology +16

The "What" and "Why" of Goal Pursuits: Human Needs and the Self-Determination of Behavior

Edward L. Deci, Richard M. Ryan · Psychological Inquiry · 2000 · 32.1K citations

Social Sciences, Behavioral Sciences, Psychology +10

Self-determination theory and the facilitation of intrinsic motivation, social development, and well-being.

Richard M. Ryan, Edward L. Deci · American Psychologist · 2000 · 27.6K citations

Social Sciences, Psychology, Social Psychology +16

Identity: Youth and Crisis

Ivan Fras · Psychosomatics · 1968 · 3.6K citations

Education, Human Development, Adolescent Development +9

A dynamic systems approach to the development of cognition and action

Computers & Mathematics with Applications · 1996 · 3.5K citations

Education, Human Development, Psychology +14