question: Are both Ursula K. Le Guin and Richard Aldington both American authors?
answer: no
context: Title: Virginia Kidd
  Passage: Virginia Kidd (June 2, 1921 – January 11, 2003) was an American literary agent, writer and editor, who worked in particular in science fiction and related fields.  She represented science fiction American authors such as Ursula K. Le Guin, R.A. Lafferty, Anne McCaffrey, Judith Merril, and Gene Wolfe.  Wolfe modeled Ann Schindler, a character in his 1990 novel "Castleview", in large part on Kidd.
  Title: Richard Aldington
  Passage: Richard Aldington (8 July 1892 – 27 July 1962), born Edward Godfree Aldington, was an English writer and poet.
  Title: Ursula K. Le Guin
  Passage: Ursula Kroeber Le Guin ( ; born October 21, 1929) is an American author of novels, children's books, and short stories, mainly in the genres of fantasy and science fiction.  She has also written poetry and essays.  First published in the 1960s, her work has often depicted futuristic or imaginary alternative worlds in politics, the natural environment, gender, religion, sexuality and ethnography.  In 2016, "The New York Times" described her as "America's greatest living science fiction writer", although she has said she would prefer to be known as an "American novelist".
  Title: Planets of the Hainish Cycle
  Passage: Ursula K. Le Guin's Hainish Cycle takes place in a science fiction universe that contains a number of planets, some of which have been explored and made part of an interplanetary group called the Ekumen; others are continuously explored by the Ekumen over a time frame spanning centuries.  Le Guin has used approximately a dozen planets as primary settings for her novels; as such they have detailed physical and cultural aspects.  Le Guin reveals in "The Left Hand of Darkness" that there are 83 planets in the Ekumen, with Gethen a candidate for becoming the 84th.
citations: Ursula K. Le Guin Richard Aldington