Kenneth H. Blanchard wrote Who Moved My Cheese?Who Moved My Cheese? is written by Spencer JohnsonSpencer Johnson wrote Who Moved My Cheese?. Who Moved My Cheese? was released 1998
[Human]: I like Kenneth H. Blanchard [Assistant]: Kenneth H. Blanchard wrote Who Moved My Cheese? is that some you are interested in? [Human]: I might. Could you tell me more? 
Robert McFarlane also wrote Who Moved My Cheese, which was released in 1998.