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.
Ian Barry (director)
Ian Barry is an Australian director of film and TV.
Jesse E. Hobson
Jesse Edward Hobson( May 2, 1911 – November 5, 1970) was the director of SRI International from 1947 to 1955.
Prior to SRI, he was the director of the Armour Research Foundation.
Peter Levin
Peter Levin is an American director of film, television and theatre.
By a Silken Thread
By a Silken Thread  is a 1938 German drama film directed by Robert A. Stemmle and starring Willy Fritsch, Carl Kuhlmann and Käthe von Nagy.
The film was intended to be an exposure of "crooked Jewish capitalists" in line with Nazi racial policy of the era.
The film's art direction was by Otto Hunte.
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.
Jason Moore (director)
Jason Moore( born October 22, 1970) is an American director of film, theatre and television.
S. N. Mathur
S.N. Mathur was the Director of the Indian Intelligence Bureau between September 1975 and February 1980.
He was also the Director General of Police in Punjab.
Robert A. Stemmle
Robert Adolf Stemmle (10 June 1903 – 24 February 1974) was a German screenwriter and film director.
He wrote for 86 films between 1932 and 1967.
He also directed 46 films between 1934 and 1970.
His 1959 film "Die unvollkommene Ehe" was entered into the 1st Moscow International Film Festival.
He was born in Magdeburg, Germany and died in Baden-Baden, Germany.

Question: Where was the director of film By A Silken Thread born?
Answer: Magdeburg