Paradox of Richard III

A paradox is a statement that apparently contradicts itself and yet may be true.  
Here, I am looking at a paradox of a person who, during one period of his life, was so different from what he is reported to have become at another point.  Where there two Richard, one a duke, another a king? Duke Jekyll and King Hyde?  Did Richard have a split personality?  Herein we examine Richard life and death a...