Spencer Johnson was an American author, speaker, and management consultant. He was widely recognized for his work in the field of self-help literature. One of his most famous books, Who Moved My Cheese?, became an international bestseller and has been a significant influence on the genre.

Born in Mitchell, South Dakota, Johnson also co-authored the popular One Minute Manager series with Ken Blanchard, which provided concise, practical advice for managers and leaders. His work often focused on themes of change management and personal growth, offering readers strategies to cope with and thrive amidst change.

Throughout his career, Johnson was celebrated not only for his writing but also for his ability to distill complex concepts into accessible, engaging narratives. He passed away on July 3, 2017, leaving behind a legacy of impactful literature that continues to guide readers worldwide.