Switch: How to Change Things When Change Is Hard, written by Chip Heath and Dan Heath, explores the psychology behind change and provides practical strategies to make change easier. The book introduces the concept of the 'rider' and the 'elephant' to explain the rational and emotional aspects of decision-making. It offers a framework for understanding why change is often difficult and presents strategies to overcome resistance and drive successful change. With engaging stories and examples, Switch provides valuable insights into how to create lasting change in both personal and professional settings.