Petty Officer Marcus Luttrell joined the United States Navy in March of 1999 and became a combat-trained Navy SEAL in January, 2002. After serving in Baghdad, he was deployed to Afghanistan in the Spring of 2005. Patrick Robinson is known for his best-selling US Navy-based novels and his autobiography of Admiral Sir Sandy Woodward, One Hundred Days, was an international best-seller. He lives in England and spends his summers in Cape Cod, Massachusetts, where he and Luttrell wrote Lone Survivor.