Marga Petersen
Marga Petersen( September 18, 1919 in Bremen – September 22, 2002 in Ottersberg) was a German athlete who competed mainly in the sprints.
She competed for West Germany in the 1952 Summer Olympics held in Helsinki, Finland in the 4 x 100 metres where she won the silver medal with her team mates Ursula Knab, 80 metre hurdles bronze medalist Maria Sander and Helga Klein.
Helga Eng
Helga Kristine Eng( 31 May 1875 – 26 May 1966) was a Norwegian psychologist and educationalist.
She was the third woman to receive a doctor's degree in Norway, and the first to do so in psychology.
She was born in Rakkestad as a daughter of teacher and smallholder Hans Andersen Kirkeng( 1838 – 1898) and Johanne Marie Sæves( 1843 – 1886).
She had seven siblings.
She graduated from Asker Seminary in 1895, and started a career as a primary school teacher.
She started in Lier, continued in Moss from 1897 to 1900 when she was hired at Lakkegata School at Tøyen, Oslo.
She also continued her own education as a private candidate, finished middle school in 1897, secondary school in 1903 and ex.phil. in 1904.
She studied psychology, which at that time sorted under philosophy and did not have a master's degree.
After a stay in Halle under the auspices of Ernst Meumann from 1909 to 1910, she began on a doctorate thesis, finishing it in 1912.
It was named" Abstrakte begreper i barnets tanke og taleAbstract Terms in Thought and Speech of Children"), and she disputed for the dr.philos.
degree in January 1913, becoming the third Norwegian woman with a doctorate.
The thesis was translated to German and printed in" Zeitschrift für angewandte Psychologie" in 1914.
She studied in Germany again, under Meumann and Wilhelm Wundt, and also travelled to study in Italy, the Netherlands and Switzerland.
Although formally appointed as teacher until 1935, she was granted continuous study leaves from 1916, and never returned to teaching.
Her next book was" Nutidspædagogik.
Kunstpædagogik", which is still perceived as a modern educational work.
She was also an empiricist in education improvement, and popularized her and others' research for the general public.
She was not a positivist however; she called her own outlook on life" universal, realistic humanism".
In the 1920s she again studied more pure psychology, issuing" Barnets følelsesliv i sammenligning med den voksnes" in 1921.
In 1926 she issued" Barnetegning", in which she followed her niece's child drawing skills from the age of 10 months to 8 years.
She followed in 1944 with" Margretes tegning", describing her niece's drawing skills from age 9 to 24.
She worked as a psychologist in Oslo Municipality from 1925, involving herself mostly with psychological testing and psychotechnique.
She was a lecturer at Oslo Teachers' College from 1922 to 1927 and 1932 to 1936, and at the Royal Frederick University from 1932.
From 1926 she was a fellow of the Norwegian Academy of Science and Letters.
On 1 January 1938 she started her tenure as a professor at the Royal Frederick University( from 1939 the University of Oslo), building up the Department of Educational Research.
She formally should have retired in 1940 when reaching the age limit, but continued to 1948.
She did not marry.
She died in May 1966 in Oslo.
She was decorated as a Knight, First Class of the Order of St. Olav( 1953), and in 1994 when the Faculty of Educational Sciences' new building at the University of Oslo campus Blindern was inaugurated, it was named the Helga Eng House.
Theodoros Velkos
Theodoros Velkos( Greek: Θεόδωρος Βέλκος; born November 20, 1976) is a male badminton player from Greece.
Velkos competed in badminton at the 2004 Summer Olympics in men's doubles with partner George Patis.
They were defeated in the 32nd round by Chan Chong Ming and Chew Choon Eng of Malaysia.
In his home country he won 12 titles at the Greek National Badminton Championships until 2010.
George Patis
George Patis( born April 16, 1983) is a male badminton player from Greece.
Patis competed in badminton at the 2004 Summer Olympics in men's doubles with partner Theodoros Velkos.
They were defeated in the round of 32 by Chan Chong Ming and Chew Choon Eng of Malaysia.
David Ji
David Longfen Ji is an American businessman who co-founded Apex Digital, an electronics manufacturer.
In 2004, he was arrested in China following a dispute with Sichuan Changhong Electric, a supplier owned by the city of Mianyang and the province of Sichuan.
Changhong accused him of defrauding them through bad checks.
Ji was taken, according to an account by his lawyer, to the senior management and told, "I decide whether you live or die."
He has been held in China without charges.
Ji's case highlighted an "implicit racism" in dealings with American businessmen.
As a U.S. citizen he was not granted the same treatment by authorities as non-ethnically Chinese businessmen sharing the same nationality.
Jean Francisque Coignet
Jean Francisque Coignet( 1835 – 18 June 1902) was a French mining engineer and government advisor in Bakumatsu and Meiji period Japan noted for his modernization of the Ikuno Silver Mine at Ikuno, Hyōgo Prefecture, near Kobe.
Baruj Benacerraf
Baruj Benacerraf (October 29, 1920 – August 2, 2011) was a Venezuelan-American immunologist, who shared the 1980 Nobel Prize in Physiology or Medicine for the "discovery of the major histocompatibility complex genes which encode cell surface protein molecules important for the immune system's distinction between self and non-self."
His colleagues and shared recipients were Jean Dausset and George Davis Snell.
Louis-Augustin Auguin
Louis- Augustin Auguin( 29 May 1824- 30 July 1903) was a French landscape and seascape painter of the Saintonge school.
Born in Rochefort, Charente- Maritime, he initially studied under his father and uncle, both painters.
He then moved to Paris in 1842 to study under Jules Coignet and Jean- Baptiste Corot.
He moved back to his birthplace in 1849 in the aftermath of the 1848 Revolution.
There he trained others in drawing and painting and improved his own skills, influenced by the naturalism of Corot and Gustave Courbet, both of whom stayed in Saintes in 1862 and 1863.
Corot, Courbet, Auguin and Hippolyte Pradelles( one of Auguin's friends) formed the Port- Berteau Group in 1862 and together they exhibited 170 works to the public on 15 January the following year at the Hôtel de Ville in Saintes.
The group then broke up, with Auguin and Pradelles moving to Bordeaux, where they both later died.
Joseph De Cauwer
Joseph de Cauwer- Ronsse( 2 February 1779, Beveren- 1854, Ghent) was a Belgian painter.
He was father of Emile Pierre Joseph De Cauwer.
Among his notable students were Jean Joseph Geens( 1779 -?) and Willem de Visser( 1801- 1875).
He was primarily known as a history painter.
Jean Martinon
Jean Francisque- Étienne Martinon( usually known simply as Jean Martinon; 10 January 19101 March 1976) was a French conductor and composer.

Question: Were Jean Francisque Coignet and Helga Eng of the same nationality?
Answer: no