Spencer Johnson is an American author and motivational speaker best known for his 1998 book Who Moved My Cheese? An A-Mazing Way to Deal with Change in Your Work and in Your Life. Johnson has written several other books, including The Precious Present, Peaks and Valleys, and Yes or No. He has also written books for children, such as The One Minute Manager for Kids and The One Minute Christmas Story. Johnson has been featured in numerous publications, including The Wall Street Journal, USA Today, and The New York Times. He has also been a guest on many television shows, including The Oprah Winfrey Show and The Today Show. Johnson is a strong advocate for personal growth and development, and his books have been translated into over 40 languages.