[["Robert Galbraith is a pseudonym of J.K. Rowling. ", 226.0], ["Robert Galbraith", 157.0], ["J. K. Rowling is her pen name. Joanne Rowling is her real name: she does not have a middle name. She adopted her pen name: J.K., incorporating her grandmother's name, Kathleen, for the latter initial.", 5.0]]
what's j. k. rowling's pen name
literature