Nalini Singh is a bestselling author known for her work in the genres of paranormal romance and urban fantasy. She is particularly famous for her Psy-Changeling series, which blends elements of science fiction with romance, featuring a world where psychic abilities and shapeshifters coexist. Singh's writing is characterized by rich world-building and complex characters. In addition to the Psy-Changeling series, Singh has also written the Guild Hunter series, which focuses on angels and vampires in a contemporary setting. Her books have garnered a dedicated fanbase and critical acclaim, making her a prominent figure in modern romance literature.