Since their mother's death, Carter and Sadie have become near strangers. While Sadie has lived with her grandparents in London, her brother has traveled the world with their father, the brilliant Egyptologist, Dr. Julius Kane.

Rick Riordan (www.rickriordan.com) is the author of the New York Times #1 best-selling The Kane Chronicles, Book One: The Red Pyramidand Book Two: The Throne of Fire. His other novels for children include theNew York Times #1 best-selling The Heroes of Olympus, Book One: The Lost Hero and Book Two:The Son of Neptune, as well as the five books in the New York Times #1 best-selling Percy Jackson and the Olympians series. He lives in San Antonio, Texas, with his wife and two sons.Orpheus Collar (www.orpheusartist.com) is a storyboard artist and illustrator who received his BFA from the Maryland Institute of Art. He has contributed his coloring skills to numerous titles, includingThe Amazing Spider-Man and Ultimate X-Men. Orpheus also provided the storyboards forThe Lightning Thief: The Graphic Novel. Orpheus lives in Los Angeles, California.Orpheus Collar (www.orpheusartist.com) is a storyboard artist and illustrator who received his BFA from the Maryland Institute of Art. He has contributed his coloring skills to numerous titles, includingThe Amazing Spider-Man and Ultimate X-Men. Orpheus also provided the storyboards forThe Lightning Thief: The Graphic Novel. Orpheus lives in Los Angeles, California.