After learning that he is the son of a mortal woman and Poseidon, god of the sea, twelve-year-old Percy is sent to a summer camp for demigods like himself, and joins his new friends on a quest to prevent a war between the gods.
After learning that he is the son of a mortal woman and Poseidon, god of the sea, twelve-year-old Percy is sent to a summer camp for demigods like himself, and joins his new friends on a quest to prevent a war between the gods.

Rick Riordan nasceu em 1964, em San Antonio, Texas, Estados Unidos, onde mora com a mulher e dois filhos. Durante quinze anos ensinou inglês e história em escolas públicas e particulares de São Francisco. Além da série Percy Jackson e os Olimpianos, publicou a premiada série de mistério para adultos Tres Navarre.