The author of "To Kill a Mockingbird" is Harper Lee. This Pulitzer Prize-winning novel, published in 1960, explores themes of racial injustice and moral growth in the American South during the 1930s. The narrative is filtered through the eyes of Scout Finch, a young girl whose father, Atticus Finch, serves as a moral beacon as he defends a black man falsely accused of raping a white woman. Lee’s poignant storytelling and complex characters continue to resonate with readers, making the book a staple in American literature. It addresses critical social issues that remain relevant today.