Patrick Spencer Johnson was born on November 24, 1938 and died on July 3, 2017.

He was an American physician and author.

Spencer was known for the ValueTales series of children’s books, and for his 1998 motivational book Who Moved My Cheese?, which recurred on the New York Times Bestseller list, on the Publishers Weekly Hardcover nonfiction list.

He was chairman of Spencer Johnson Partners.

He also wrote the book “Yes” or “No”: The Guide to Better Decisions (1992).

Spencer co-authored the One Minute Manager series of books with management writer Ken Blanchard, though each author has added their own books to the series.

Johnson’s latest book is Peaks And Valleys.

His books have been translated into twenty-six languages.

Spencer Johnson passed away at 78 years old.