The Jilting of Granny Weatherall is a short story written by the American writer Katherine Anne Porter.
 It was published in 1930 as part of Porter’s short story collection, "Flowering Judas, and Other Stories".
The Collected Stories of Katherine Anne Porter is a book by Katherine Anne Porter published by Harcourt in 1965, comprising nineteen "short stories and long stories", as Porter herself would say.
 It won the Pulitzer Prize for Fiction and the U.S. National Book Award for Fiction.
The Katherine Anne Porter House is a historic house located in Kyle, Texas.
 It was built in 1890 and added to the National Register of Historic Places in 2004.
 The house is the childhood home of writer Katherine Anne Porter.
 It was restored and turned into a short-lived museum at the instigation of Tom Grimes, director of the Texas State University MFA program.
Edith Hamilton (August 12, 1867 – May 31, 1963) was an American educator and internationally-known author who was the most renowned classicist of her era.
 A graduate of Bryn Mawr College, she also studied in Germany at the University of Leipzig and the University of Munich.
 Hamilton began her career as an educator and head of the Bryn Mawr School, a private college preparatory school for girls in Baltimore, Maryland; however, Hamilton is best known for her essays and best-selling books on ancient Greek and Roman civilizations.
Jane Vandenburgh (born 1948) is an American novelist and memoirist.
 A fifth-generation Californian, she was born in Berkeley and grew up in Redondo Beach and in the San Fernando Valley.
 She holds a Bachelor's Degree in English Literature from Long Beach State (1971) and a Master's Degree (1978) in English literature with a specialization in creative writing from San Francisco State University.
 The title story of her master's thesis, "The Salisbury Court Reporter", won the Katherine Anne Porter Prize for fiction in 1981.
 Her publisher is Counterpoint Press.
The Old Order: Stories of the South is a collection of short stories and novels by Pulitzer Prize winning American author Katherine Anne Porter.
 It draws stories from The Leaning Tower and Flowering Judas.
 It also contains Porter's short novel Old Mortality.
 All nine short stories and the novel take place in the American south during the late 1800s and early 1900s (Porter 1955).
 The collection of stories are based largely on Porter's experience of growing up in the American south at that time.
 The collection, in addition to being excellent specimens of writing, offers a social critique of southern society of the time and its negative effects.
 These negative effects include slavery as a destructive influence on the African American race and general racial inequality, social norms hampering the discussion of "unpleasant" topics like death or sex, and the vast inequality of gender roles.
Pale Horse, Pale Rider (ISBN  ) is a collection of three short novels by American author Katherine Anne Porter published in 1939.
Katherine Anne Porter (May 15, 1890 – September 18, 1980) was an American journalist, essayist, short story writer, novelist, and political activist.
 Her 1962 novel "Ship of Fools" was the best-selling novel in America that year, but her short stories received much more critical acclaim.
 She is known for her penetrating insight; her work deals with dark themes such as betrayal, death and the origin of human evil.
 In 1990, Recorded Texas Historic Landmark number 2905 was placed in Brown County, Texas, to honor the life and career of Porter.
Noon Wine is a 1937 short novel by American author Katherine Anne Porter.
 It initially appeared in a limited numbered edition of 250, all signed by the author and published by Shuman's.
 It later appeared in 1939 as part of "Pale Horse, Pale Rider" (ISBN  ), a collection of three short novels by the author, including the title story and "Old Mortality."
 A dark tragedy about a farmer's futile act of homicide that leads to his own suicide, the story takes place on a small dairy farm in southern Texas during the 1890s.
 It has been filmed twice for television, in 1966 and 1985.
The Southern Renaissance (also known as Southern Renascence) was the reinvigoration of American Southern literature that began in the 1920s and 1930s with the appearance of writers such as William Faulkner, Thomas Wolfe, Caroline Gordon, Elizabeth Madox Roberts, Katherine Anne Porter, Allen Tate, Tennessee Williams, Robert Penn Warren, and Zora Neale Hurston, among others.

Question: Are Edith Hamilton and Katherine Anne Porter both American?
Answer: yes