Peter Levin
Peter Levin is an American director of film, television and theatre.
Michael Govan
Michael Govan( born 1963) is the director of the Los Angeles County Museum of Art since 2006.
Prior to this, Govan worked as the director of the Dia Art Foundation in New York City.
Ian Barry (director)
Ian Barry is an Australian director of film and TV.
Leo Mittler
Leo Mittler (1893–1958) was an Austrian playwright, screenwriter and film director.
Mittler was born in Vienna, then the capital of the Austro-Hungarian Empire, to a Jewish family.
He attended the University of Music and Performing Arts and worked as a playwright and director in the German theatre.
Mittler then switched to work in the booming German film industry during the silent era.
Mittler's best known film as director was "Beyond the Street" (1929), a "street film" influenced by Soviet cinema.
As well as his work in the German industry, Mittler also spent time at the American company Paramount's French language-subsidiary based at the Joinville Studios in Paris.
Following the Nazi rise to power in 1933, Mittler spent many years in exile in several countries including Britain and France before settling in the United States during the Second World War.
Mittler's career as a director had all but ended in the mid-1930s, after making the Stanley Lupino musical comedy "Cheer Up" (1936), but he worked occasionally as a screenwriter.
Mittler wrote the original story of the MGM pro-Soviet film "Song of Russia" (1944) which was later investigated by HUAC for its alleged communist sympathies.
Mittler returned to Germany post-war, and died there in 1958.
Before his death, he worked for German theatre and television.
John Farrell (businessman)
John Farrell is the director of YouTube in Latin America.
John Donatich
John Donatich is the Director of Yale University Press.
Brian Kennedy (gallery director)
Brian Patrick Kennedy( born 5 November 1961) is an Irish- born art museum director who has worked in Ireland and Australia, and now lives and works in the United States.
He is currently the director of the Peabody Essex Museum.
He was the director of the Toledo Museum of Art in Ohio from 2010 to 2019.
He was the director of the Hood Museum of Art from 2005 to 2010, and the National Gallery of Australia( Canberra) from 1997- 2004.
Dana Blankstein
Dana Blankstein- Cohen( born March 3, 1981) is the director of the Israeli Academy of Film and Television.
She is a film director, and an Israeli culture entrepreneur.
Olav Aaraas
Olav Aaraas( born 10 July 1950) is a Norwegian historian and museum director.
He was born in Fredrikstad.
From 1982 to 1993 he was the director of Sogn Folk Museum, from 1993 to 2010 he was the director of Maihaugen and from 2001 he has been the director of the Norwegian Museum of Cultural History.
In 2010 he was decorated with the Royal Norwegian Order of St. Olav.
The Concert (1931 film)
The Concert  is a 1931 German comedy film based upon the play by Hermann Bahr, directed by Leo Mittler and starring Olga Tschechowa, Oskar Karlweis and Ursula Grabley.
It was made by the German subsidiary of Paramount Pictures and released by UFA as part of the Parufamet distribution deal.

Question: What nationality is the director of film The Concert (1931 Film)?