The lost world  is written by 

"The Lost World" is a novel written by Michael Crichton. This book is a sequel to his earlier work, "Jurassic Park," and follows a group of scientists and adventurers as they explore a hidden plateau in South America where dinosaurs still exist. Crichton is known for his thrilling and science-based novels, and "The Lost World" is a prime example of his ability to blend scientific concepts with exciting storytelling.