This volume has chapters from leading researchers and scholars on the state-of-the-art for different theoretical perspectives in motivation research. The chapters provide an overview of the leading social cognitive motivational theories and the current issues that these models and perspectives are confronting at the edge of motivational science. There are chapters on self-efficacy theory, self-concept theory, goal theory, social motivation theory, motivation and cognition models, motivation and health, motivation and work, motivation and sports, and motivation and education.