Check out presentations/debates involving Ayaan Hirsi Ali on Islam...
http://youtu.be/fe_cuzsmmHU
http://youtu.be/DxpqIw2R0eE
She has become an atheist but realizes that this is not an answer for most who "need" religion.
As a result, she encourages Islamic people to seek other positive/peaceful religious.
She is gem that may not be with us long since Islamic followers want her dead.