Original sentence: As part of the normal scientific process, there has been criticism of Rushton's work in the scholarly literature, to which Rushton has generally responded, often in the same journal.Zack Cernovsky, in the Journal of Black Studies, incorrectly claims "some of Rushton's references to scientific literature with respects to racial differences in sexual characteristics turned out to be references to a nonscientific semipornographic book and to an article in the Penthouse magazine's Forum
Edited sentence: His work in this area is highly controversial, and has been criticized by other researchers and civil rights organisations as being poorly researched and racist in nature.There has been criticism of Rushton's work in the scholarly literature, to which Rushton has generally responded, often in the same journal.Zack Cernovsky, in the Journal of Black Studies, claims "some of Rushton's references to scientific literature with respects to racial differences in sexual characteristics turned out to be references to a nonscientific semipornographic book and to an article in the Penthouse magazine's Forum