Spencer Johnson was an esteemed author and physician, best known for his influential works in the field of business and self-help literature. Born in 1938, he earned a bachelor's degree in psychology from the University of Southern California and his M.D. from the Royal College of Surgeons in Ireland. His groundbreaking book "Who Moved My Cheese?" became an international bestseller, offering simple yet profound insights into managing change. Johnson's other notable works include "The One Minute Manager," co-authored with Kenneth Blanchard. Through his concise storytelling, Johnson impacted millions, aiding readers to embrace change and achieve personal and professional success.