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A role model is a person who has qualities worthy of emulation. If that is how you meant it, then I apologize for misunderstanding you.
However, I am also correct. A role model is someone who is like you who achieves. For instance, Nelson Rockerfeller was a role model for dyslexic people because he was a dyslexic who achieved. Helen Keller is a role model for the blind. Hillary Clinton as president would be a role model for little girls. Barack Obama as president would be a role model for black children.
Here is an example of someone who is a role model for quadraplegics and also for all people who admire people who overcome disadvantages:
http://www.rolemodel.net/christopherreeve.cfm