The book is based upon research she did while creating a graduate class called Dealing With Difficult People for Suffolk University .
In 2009 , Flaxington released Understanding Other People : The Five Secrets to Human Behavior .
The book is based upon research Flaxington did while creating a graduate class called Dealing With Difficult People for Suffolk University .
In 2009 , Flaxington released Understanding Other People : The Five Secrets to Human Behavior .