About the book -Harry Potter and the Chamber of Secrets is a fantasy novel and the second novel in the Harry Potter series. The plot follows Harry's second year at Hogwarts School of Witchcraft and Wizardry, during which a series of messages on the walls of the school's corridors warn that the "Chamber of Secrets" has been opened and that the "heir of Slytherin" would kill all pupils who do not come from all-magical families. These threats are found after attacks that leave residents of the school petrified. Throughout the year, Harry and his friends Ron and Hermione investigate the attacks.The book was published in the United Kingdom on 2 July 1998 by Bloomsbury and later in the United States on 2 June 1999 by Scholastic Inc. Harry Potter and the Chamber of Secrets triggered religious debates; some religious authorities have condemned its use of magical themes, whereas others have praised its emphasis on self-sacrifice and the way one's character is the result of one's choices.

About the author- Joanne Rowling was born on 31st july 1965 better known by her pen name J. K. Rowling, is a British author, philanthropist, film producer, and screenwriter. She is best known for writing the Harry Potter fantasy series, which has won multiple awards and sold more than 500 million copies,^[2][3] becoming the best-selling book series in history.^[4] The books are the basis of a popular film series, over which Rowling had overall approval on the scripts^[5] and was a producer on the final films.^[6] She also writes crime fiction under the pen name Robert Galbraith.Rowling has become known for her outspoken and sometimes controversial views.^{[17][18][19][20][21]} Since late 2019, Rowling has publicly voiced her opinions on transgender people and related civil rights. These views have been criticised as transphobic by LGBT rights organisations and some feminists, but have received support from some other feminists and individuals. Rowling is also known for her views on UK politics especially concerning Scottish Independence and Brexit and for her relationship with the press.