<Tr> <Th> Preceded by </Th> <Td> The People of Sparks </Td> </Tr> <Tr> <Th> Followed by </Th> <Td> The Diamond of Darkhold </Td> </Tr> <P> The Prophet of Yonwood is an apocalyptic science fiction novel by Jeanne DuPrau that was published in 2006 . It is the third "Book of Ember" of the series, and a sequel to The City of Ember . It is set about fifty years before the Disaster and the establishment of Ember, and approximately three hundred years before the events of The City of Ember, The People of Sparks and The Diamond of Darkhold . </P> <Ul> <Li> Nickie Randolph </Li> <Li> Grover Persons </Li> <Li> Althea Tower </Li> <Li> Brenda Beeson </Li> <Li> Crystal </Li> <Li> Amanda Stokes </Li> <Li> Otis </Li> <Li> Hoyt McCoy </Li> <Li> Martin </Li> <Li> Police Chief Ralph Gurney </Li> <Li> Mayor Orville </Li> </Ul>

Third book in the city of ember series