More proof:

You scored as Hermione Granger, You're one intelligent witch, but you have a hard time believing it and require constant reassurance. You are a very supportive friend who would do anything and everything to help her friends out. Hermione Granger 80% Albus Dumbledore 75% Ron Weasley 70% Ginny Weasley 65% Sirius Black 55% Harry Potter 55% Remus Lupin 55% Severus Snape 45% Draco Malfoy 40% Lord Voldemort 20% Your Harry Potter Alter Ego Is...? created with QuizFarm.com

Funny, that's who I tend to identify with in the books (and the movies to a degree). ;-) Must be true, then.