Spencer Johnson, M.D., is one of the world’s most respected thinkers and beloved authors.

His eleven international bestselling books include the #1 titles Who Moved My Cheese?® An A-Mazing Way to Deal with Change, the most widely read book on change, and The One Minute Manager®, the world’s most popular management method for over two decades, coauthored with Kenneth Blanchard.

Dr. Johnson is often referred to as “the best there is at taking complex subjects and presenting simple solutions that work.”

He recieved a B.A. degree in Psychology from the University of Southern California, an M.D. degree from the Royal College of Surgeons, and performed medical clerkships at the Mayo Clinic and the Harvard Medical School.

He has served as Leadership Fellow at the Harvard Business School, and is currently Advisor to the Center For Public Leadership at Harvard’s John F. Kennedy School of Government.

His work has captured the attention of major media, including the Associated Press, the BBC, CNN, Fortune, the New York Times, the Today show, Time magazine, USA Today, and United Press International.

More than forty-six million copies of Spencer Johnson's books are in print worldwide in more than forty-seven languages.

Daniel Burstein is the author of five books on global economics and technology trends, including bestselling titles such as Yen! and Road Warriors. He is Senior Advisor at the Blackstone Group, a leading New York investment bank, and makes his home in Connecticut.