Danielle Fernandes Dominique Schuelein-Steel is an American writer best known for her romance novels. She is the bestselling living author and the fourth-best-selling fiction author of all time, with over 800 million copies sold. As of 2024, she has written 210 books, including over 182 novels.
Based in California for most of her career, Steel has produced several books a year, often juggling up to five projects at once. All her novels have been bestsellers, including those issued in hardback, despite "a resounding lack of critical acclaim" (Publishers Weekly). Her books often involve rich families facing a crisis, threatened by dark elements such as prison, fraud, blackmail, and suicide. Steel has also published children's fiction and poetry. She created the Nick Traina foundation in honor of her son. It funds mental-illness-related organizations. Her books have been translated into 43 languages, with 22 adapted for television, including two that have received Golden Globe nominations.