Title: Otto Frankel
Content:  Sir Otto Herzberg Frankel FRS FAA FRSNZ (4 November 1900, Vienna – 21 November 1998, Canberra) was an Austrian-born Australian geneticist. In the 1960s and 1970s he was among the first to warn of the dangers of plant biodiversity loss.
Title: Otto Frank
Content:  Otto Heinrich Frank (12 May 1889 &ndash; 19 August 1980) was a German businessman who later became a resident of the Netherlands and Switzerland. He was the father of Anne and Margot Frank and husband of Edith Frank, and was the sole member of his family to survive the Holocaust. He inherited Anne's manuscripts after her death, arranged for the publication of her diary as The Diary of a Young Girl in 1947, and oversaw its adaptation to both theater and film.
Title: Otto
Content:  Otto Frank (1889–1980), German-born Swiss business man, father of Anne Frank ; Otto Freundlich (1878–1943), German painter and sculptor ; Otto Graham (1921–2003), professional American football and basketball player ; Otto Graf Lambsdorff (1926–2009), German politician ; Otto Grotewohl (1894–1964), East German politician ; Otto Herschmann (1877–1942), Austrian Olympic fencing and swimming medalist ; Otto Knows (born 1989), Swedish DJ ; Otto Klemperer (1885–1973), German-born conductor and composer ; Otto Kraushaar(1901–1989), American academic ; Otto Kretschmer (1912–1998), German World War II U-boat captain ; Otto Lietchen (1887–1977), American politician ; Otto Lilienthal (1848–1896), German aviator ; Otto Ludvig Beckman (1856–1909), Swedish Coastal Artillery major general 
Title: Otto Frankel
Content:  Otto Herzberg-Frankel was the third of four sons of a prominent and wealthy lawyer. Otto's paternal grandfather, a well-known author, added Herzberg from his mother's name to become Herzberg-Frankel. After his father's death, Otto dropped the hyphen. Ludwig Herzberg-Frankel, Otto's father, was a highly successful barrister in Vienna. He was related to Lewis Namier, who played a significant role in Otto's career. Max, Otto's oldest brother (1895–1983), qualified in law but after joining Otto in New Zealand in 1938 he became an accountant. Theo (1897–1986), who had to flee Vienna hurriedly in 1938, became a progressive paper manufacturer in Great Britain, establishing the Scottish Pulp and Paper Mills enterprise 
Title: Otto Frank
Content:  and Erich arranged for Otto to work as Opekta's agent in Amsterdam, allowing Otto to have an income to support his family. Otto and his family lived in Merwedeplein in the modern suburb of Amsterdam-Zuid; they came to know many other German emigrant families. In 1938, Otto Frank started a second company, Pectacon, which was a wholesaler of herbs, pickling salts, and mixed spices, used in the production of sausages. Hermann van Pels was employed by Pectacon as an advisor about spices. A Jewish butcher, he had fled Osnabrück with his family. In 1939, Edith Frank's mother came to live with the Franks in 1939, 
Title: Otto Frankel
Content:  Otto worked for two years (1925–1927) as a plant breeder on a large private estate at Dioseg, near Bratislava. Lewis Namier persuaded Otto to emigrate to Palestine to help establish a plant and animal breeding programme there and to act as a bridge between the Zionist Organization and the Empire Marketing Board under the direction of John Boyd Orr. There, Otto began his cytological career by counting the chromosomes of the Jaffa orange. He did not like Palestine and moved to England. He was elected a Fellow of the Royal Society in 1953.
Title: Frank Otto (media entrepreneur)
Content:  Frank Otto (born July 7, 1957) is a German media entrepreneur and pioneer in the field of private radio and private television in Germany. About the Frank Otto Medien Beteiligungs GmbH & Co.KG he is involved in various radio and TV stations.
Title: Frank Otto (academic)
Content:  Frank Otto (October 7, 1936 – July 26, 2017) was an American educator, pioneer in computer-assisted language learning (CALL), entrepreneur, and the founding executive director of CALICO (the Computer-Assisted Language Instruction Consortium).
Title: Otto Frank
Content:  actor Joseph Schildkraut as Otto. Otto Frank married former Amsterdam neighbor and fellow Auschwitz survivor Elfriede Geiringer (1905–1998) in Amsterdam on 10 November 1953, and the couple moved to Basel, Switzerland, where he had family, including relatives' children, with whom he shared his experiences. In 1963, he founded in Basel the Anne Frank Foundation (not to be confused with the Anne Frank Foundation in Amsterdam, see below), which is devoted to global distribution and use of the Diary of Anne Frank. The non profit organisation uses the proceeds of the copyrights for charitable purposes, education, and scientific research. In addition the Foundation in Basel supports 
Title: Otto Frank
Content:  Otto Frank was born into a liberal Jewish family. He was the second of four children born to Alice Betty (née Stern, 1865–1953) and Michael Frank (1851–1909). His elder brother was Robert Frank, and younger siblings were Herbert Frank and Helene (Leni) Frank. Otto was a cousin of the furniture designer Jean-Michel Frank and a grandson of Zacharias Frank. His father originally came from the town of Landau, and moved to Frankfurt in 1879, marrying Alice Stern in 1886. Alice and Michael Frank placed value on a middle-class education. Otto had music lessons, learned to ride a horse and visited the theatre and opera regularly. The Frank family enjoyed a large circle of friends, and kept a welcoming home. Otto studied economics in Heidelberg from 1908 to 1909 and had a work experience placement at Macy's Department Store in New York City thanks to a college friend his age, Nathan Straus Jr. However, after leaving for New York, he had to return home briefly after his father died in September 1909, before once again leaving for the United States, returning to Germany two years later in 1911.

Question: What is Otto Frankel's occupation?
Answer: geneticist.