Harry Potter and the Philosopher's Stone is the first book in the Harry Potter series written by J.K. Rowling. It introduces readers to the magical world of Hogwarts School of Witchcraft and Wizardry, where Harry Potter, an orphaned boy with a mysterious past, discovers his true identity as a wizard. With its enchanting storytelling and richly imagined world, Harry Potter and the Philosopher's Stone has captivated millions of readers worldwide.