Sisters, or the Balance of Happiness
Sisters, or the Balance of Happiness  is a 1979 West German drama film written and directed by Margarethe von Trotta.
Heather D. Gibson
Heather Denise Gibson is a Scottish economist currently serving as Director- Advisor to the Bank of Greece( since 2011).
She is the spouse of Euclid Tsakalotos, former Greek Minister of Finance.
Sophia Magdalena of Denmark
Sophia Magdalena of Denmark (3 July 1746 – 21 August 1813) was Queen of Sweden as the spouse of King Gustav III.
Mehdi Abrishamchi
Mehdi Abrishamchi is an Iranian People's Mujahedin of Iran( MEK) politician who has been described as" the right hand man of Massoud Rajavi".
He is the former spouse of the group's current leader, Maryam Rajavi, whom he divorced so that she could become the spouse of Massoud Rajavi.
Maria Teresa, Grand Duchess of Luxembourg
Maria Teresa, Grand Duchess of Luxembourg( born María Teresa Mestre y Batista; on 22 March 1956), is the spouse of Grand Duke Henri.
Ruut Veenhoven
Ruut Veenhoven( born 1942) is a Dutch sociologist and a pioneer and world authority on the scientific study of happiness, in the sense of subjective enjoyment of life.
His work on the social conditions for human happiness at Erasmus University Rotterdam in the Netherlands, has contributed to a renewed interest in happiness as an aim for public policy.
He has shown that happiness can be used a reliable measure to assess progress in societies which was one of the sources of inspiration for the United Nations to adopt happiness measures as a holistic approach to development.
Veenhoven is the founding director of the World Database of Happiness and a founding editor of the" Journal of Happiness Studies".
He has been described as" the godfather of happiness studies", and" a leading authority on worldwide levels of happiness from country to country", whose work" earned him international acclaim".
Princess Auguste of Bavaria (1875–1964)
Princess Auguste of Bavaria( 28 April 1877 – 25 June 1964) was a member of the Bavarian Royal House of Wittelsbach and the spouse of Archduke Joseph August of Austria.
Margarethe von Trotta
Margarethe von Trotta (born 21 February 1942) is a German film director who has been referred to as a "leading force" of the New German Cinema movement.
Von Trotta's extensive body of work has won awards internationally.
She was married to and collaborated with director Volker Schlöndorff.
Although they made a successful team, von Trotta felt she was seen as secondary to Schlöndorff.
Subsequently, she established a solo career for herself and became "Germany’s foremost female film director, who has offered the most sustained and successful female variant of "Autorenkino" in postwar German film history".
Certain aspects of von Trotta's work have been compared to Ingmar Bergman's features from the 1960s and 1970s.
Von Trotta has been called "the world’s leading feminist filmmaker.
" The predominant aim of her films is to create new representations of women.
Her films are concerned with relationships between and among women (sisters, best friends, etc.), as well as with relationships between women and men, and involve political setting.
Nevertheless, she rejects the suggestion that she makes "women’s films".
Gertrude of Bavaria
Gertrude of Saxony and Bavaria( 1152/55–1197) was Duchess of Swabia as the spouse of Duke Frederick IV, and Queen of Denmark as the spouse of King Canute VI.
Marie-Louise Coidavid
Marie Louise Coidavid( 1778 – March 11, 1851), was the Queen of the Kingdom of Haiti 1811 – 20 as the spouse of Henri I of Haiti.

Question: Who is the spouse of the director of film Sisters, Or The Balance Of Happiness?