Question: Burning Secret was based on a short story by an author of what nationality?

Context articles: The Royal Game
Battles in the Desert
Stefan Zweig
Elizabeth Inness-Brown
Inconstant Moon
The Winter Market
Genoveva Matute
Burning Secret
The Secret Sharer
The Burning Secret

The Royal Game (or "Chess Story"; Schachnovelle in the original German) is a novella by Austrian author Stefan Zweig first published in 1941, just before the author's death by suicide.
 In some editions, the title is used for a collection that also includes "Amok", "Burning Secret", "Fear", and "Letter From an Unknown Woman".
Battles in the Desert, or "Las batallas en el desierto", is a short story written by Mexican author José Emilio Pacheco.
 The short story was first published in the Saturday edition of the Uno Más Uno, a Mexican newspaper, on June 7, 1980, but was published as a short story by Era the following year.
 The short story is narrated by Carlos, as an adult, recounting his memories as a boy growing up in Mexico City in the late 1940s and 1950s.
 In particular, his experiences and the events that unfolded after falling in love with one of his classmate’s mother comprise the central narrative of the short novel.
Stefan Zweig ( ; ] ; November 28, 1881 – February 22, 1942) was an Austrian novelist, playwright, journalist and biographer.
 At the height of his literary career, in the 1920s and 1930s, he was one of the most popular writers in the world.
Elizabeth Inness-Brown is an American novelist, short story writer, educator, and contributing editor at "Boulevard".
 She is a Professor of English at Saint Michael’s College in Colchester, Vermont and lives in South Hero, Vermont—one of three islands comprising Grand Isle County—with her husband and son.
 Inness-Brown has published a novel, "Burning Marguerite", as well as two short story collections, titled "Here" and "Satin Palms".
 Her stories and essays have appeared in "The New Yorker", "North American Review", "Boulevard", "Glimmer Train", "Madcap Review", and various other journals.
 Inness-Brown received a National Endowment for the Arts grant for Writing in 1983 and has done writing residencies at Yaddo and The Millay Colony for the Arts.
 In 1982, her short story "Release, Surrender" appeared in Volume VII of the Pushcart Prize.
Inconstant Moon is a science fiction short story collection by American author Larry Niven that was published in 1973.
 "Inconstant Moon" is also a 1971 short story that is included in the collection.
 The title is a quote from the balcony scene in William Shakespeare's "Romeo and Juliet".
 The collection was assembled from the US collections "The Shape of Space" and "All the Myriad Ways".
 The short story won the 1972 Hugo Award for best short story.
"The Winter Market" is a science fiction short story written by William Gibson and published as part of his "Burning Chrome" short story collection.
 The story was commissioned in 1985 by "Vancouver Magazine", who stipulated that Gibson – who at the time was "unquestionably the leading Vancouver author on the international literary scene" – set it in the city (thereby making it unique among the author's works).
Genoveva Edroza-Matute (January 13, 1915 – March 21, 2009) was a Filipino author.
 In 1951, she was the recipient of the first ever Palanca Award for Short Story in Filipino, for her short story ""Kuwento ni Mabuti"", which has been cited as the most anthologized Tagalog language short-story.
Burning Secret is a 1988 drama film, based on the short story "Brennendes Geheimnis" by Stefan Zweig, about an American diplomat's son who befriends a mysterious baron while staying at an Austrian spa during the 1920s.
 This symbol-filled story, filmed with sensuous detail and nuance, is set in Austria in the 1920s.
 While being treated for asthma at a country spa, an American diplomat's lonely 12-year-old son is befriended and infatuated by a suave, mysterious baron.
 During a story of his war experiences, the baron reveals the scar of a wound from an American soldier and thrusts a pin through it, saying "see—no feeling."
 Little does the boy realize that it is his turn to be wounded.
 But soon his adored friend heartlessly brushes him aside and turns his seductive attentions to his mother.
 The boy's jealousy and feelings of betrayal become uncontrollable.
"The Secret Sharer" is a short story by Polish-British author Joseph Conrad, originally written in 1909 and first published in two parts in "Harper's Magazine" in 1910.
 It was later included in the short story collection "Twixt Land and Sea" (1912).
 The story was adapted for a segment of the 1952 film "Face to Face", and also for a one-act play in 1969 by C. R. (Chuck) Wobbe.
 The play was published in 1969 by the Dramatic Publishing Company.
 A new film, "Secret Sharer", inspired by the story and directed by Peter Fudakowski, was released in the United Kingdom in June 2014.
The Burning Secret (German:Brennendes Geheimnis) is a 1933 Austrian-German drama film directed by Robert Siodmak and starring Alfred Abel, Hilde Wagener and Hans Joachim Schaufuß.
 It was based on the novella of the same title by Stefan Zweig.
 Because of its theme of adultery, the film was attacked by Joseph Goebbels the incoming Nazi Propaganda Minister.
 The film was remade in 1988.