Best-selling authors are writers whose books achieve high sales figures, often appearing on popular lists like the New York Times Best Sellers list. These authors typically create engaging stories or informative content that resonates with a wide audience, leading to increased readership and sales. Many best-selling authors, such as J.K. Rowling and Stephen King, have developed dedicated fan bases. Their success can be attributed to effective marketing, relatable characters, and compelling plots, which keep readers coming back for more. Best-selling status can also lead to adaptations in other media, such as movies or television series.