How do physiological states, psychological motives, and environmental incentives interact to drive human behavior? Lambert Deckers synthesizes historical foundations with contemporary research to provide a comprehensive framework for understanding the mechanisms of motivation. The text utilizes an organizational scheme that bridges biological imperatives with cognitive and external goal-setting processes to explain the inducement of action, thought, and feeling.

This text is regarded as a foundational resource for undergraduate students seeking a structured introduction to the multifaceted study of motivation. Its balanced approach, combining historical context with clear, conversational explanations, makes it a standard reference for those exploring the biological and environmental drivers of human behavior.