Riley Sager is an American writer known for his thrillers and novels in the genre of psychological horror. The author's real name is Todd Ritter, but he writes under the pseudonym Riley Sager. His works often focus on themes of survival, fear and psychological tension, exploring how people behave in extreme situations.
Among Sager's most famous books is The Last Girls, which became a bestseller and received favorable reviews from critics. His other notable novels include Sandcastles, The Last Time I Lied, and Before Dawn. Riley Sager's books are characterized by intense plots, unexpected twists and deep characters.