My Favorites:
Autobiography: La La, Sorry, Endless Summer, Love Makes the World Go Round, Autobiography.
I Am Me: Dancing Alone, Coming Back for More, Beautifully Broken, L.O.V.E., In Another Life
Bittersweet World: Outta My Head (Ay Ya Ya), Boys, Little Miss Obsessive, What I've Become, No Time for Tears
All I know is she better work with...
Kara DioGuardi and John Shanks
Chad Hugo and Kenna
Timbaland (he IS overrated, but what he did on BW is magic)
Pete Wentz
Jack Joseph Puig