Henry Patterson, better known by his pen name Jack Higgins, was a highly acclaimed British author of thrillers and espionage novels. He is best known for his international bestseller, "The Eagle Has Landed," published in 1975, which sold over 50 million copies worldwide. Throughout his prolific career, he wrote more than 85 novels, many of which featured recurring characters like the formidable Sean Dillon. His works consistently topped bestseller lists, cementing his legacy as a master of the adventure and spy fiction genres.