<Tr> <Th> ISBN </Th> <Td> 0375869026 </Td> </Tr> <Tr> <Th> OCLC </Th> <Td> 726819876 </Td> </Tr> <P> Wonder is a children's novel by Raquel Jaramillo, under the pen name of R.J. Palacio, published on February 14, 2012 . It has been sold in more than five million copies . </P> <P> Palacio wrote Wonder after an incident where she and her three - year - old son were waiting in line to buy ice cream . Her son noticed a girl with a severe facial deformity and started to cry . Fearing he would react badly, Palacio attempted to remove her son from the situation so as not to upset the girl or her family but ended up worsening the situation . Natalie Merchant's song "Wonder" made her realize that the incident could teach her son a valuable lesson . Palacio was inspired by Merchant's lyrics and she began writing . She named the book directly after the song, and used the song's chorus as the prologue of the first chapter . </P>

Who is the author of wonder the book