The Redwall series, Artemis Fowl series, Harry Potter, Hitchhiker's Guide to the Galaxy, A Series of Unfortunate Events, The Inheritance Cycle, Cirque Du Freak, The Demonata, The Apprentice Adept Series, The Seven Realms series, and The Myth Adventures series to name a few.
Authors in order, Brian Jacques, Eoin Colfer, J. K. Rowling, Douglas Adams, Lemony Snicket, Christopher Paolini, Darren Shan, Darren Shan again, Piers Anthony, Cinda Williams Chima, and Robert Lynn Asprin.