This volume examines the developmental aspects of the general psychological construct of self-determination. The term refers to self- (vs. other-) caused action

"Among the most influential models in contemporary behavioral science, self-determination theory (SDT) offers a broad framework for understanding the factors th

"There is not available a more comprehensive book in the area of self-determination." —Melinda Pierson, Department of Special Education California State Unive

Hope has long been a topic of interest for psychologists, philosophers, educators, and physicians. In the past few decades, researchers from various disciplines

This volume summarizes and organizes a growing body of research supporting the role of motivation in adaptive and rewarding interpersonal interactions with othe