Exactly the same - no matter how much I have on my mind, I can usually get to sleep very quickly listening to audiobooks. It has to be a book that is a somewhat

Exactly the same - no matter how much I have on my mind, I can usually get to sleep very quickly listening to audiobooks. It has to be a book that is a somewhat interesting but not too absorbing. And as you say, it has to be an audio book you have already heard before. I myself favor books on cognitive science, I really like Daniel Dennet's books for this.