The Best Book Series of All Time: An Ultimate List

Starting a series is kind of like starting a relationship — it’s a commitment. But when you’ve found the best book series, you know it. It’s the one you can easily get lost in and the one that makes you never want to leave its pages. We asked our BookBub readers what they think are the best book series, and they delivered some amazing responses! In this ultimate list of the best book series, curated by readers just like you, you’ll find the first book in the series with the publishers’ descriptions included to help you find your next serious relationship!