Claim: Harry Potter is based on novels by a person.
Evidence: Harry Potter is a British-American film series based on the Harry Potter novels by author J. K. Rowling.
Joanne Rowling , -LRB- -LSB- ˈrəʊlɪŋ -RSB- born 31 July 1965 -RRB- , pen names J. K. Rowling and Robert Galbraith , is a British novelist , screenwriter and film producer best known as the author of the Harry Potter fantasy series.