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__NOTOC__ Johann-Dietrich "Jan" Wörner ((:ˈjoːhan ˈdiːtʁɪç ˈvœʁnɐ)), born 18 July 1954 in Kassel, is a German civil engineer, university professor and former president of Technische Universität Darmstadt. He served as chairman of the executive board of the German Aerospace Center DLR from 1 March 2007 to 30 June 2015. On 1 July 2015, he succeeded Jean-Jacques Dordain as Director General of the European Space Agency. == Academic and Public Career == Wörner studied civil engineering at Technische Universität Berlin and at Technische Hochschule Darmstadt, now called Technische Universität Darmstadt. He visited Japan in 1982 as part of a research stay on the subject of earthquake safety. In 1985, he did his doctorate on component–building interactions during earthquakes. Until 1990, Wörner worked for the engineering office König und Heunisch in Frankfurt. In the same year, he was appointed professor for solid construction and head of the testing and research institute at TH Darmstadt. He founded his own engineering office Wörner und Partner in 1994. From 1992 to 1994 Wörner served as dean of the university's civil engineering department. Starting in 1993, he also held the office of technical director at the Gelsenkirchen institute for glass construction. Wörner was appointed a test engineer for structural analysis and solid construction in 1994 and a professor of structural engineering in 1995. On 28 June 1995, he was elected president by the assembly of what was then called the TH Darmstadt and lead the University from 24 July 1995 to 28 February 2007. Wörner was elected deputy speaker for Universities in the German Rectors' Conference in 2002. In 2003, he became speaker of ARGE TU/TH, the technical universities and technological institutes working group. In 2003 he joined the science council's ''Ranking'' working group and assumed the chair for structural analysis for superstructures at the University's architecture department as a provisional substitute. In 2004, he joined the science council's ''Universities'' working group. In February 2011, the state governement of Baden-Württemberg appointed him to serve as a mediator for the controversial railroad infrastructure project Stuttgart 21, after he had already mediated talks concerning airport constructions in Frankfurt. On 18 December 2014, the European Space Agency announced that Wörner would assume the office of director general for four years on 1 July 2015. 抄文引用元・出典: フリー百科事典『 ウィキペディア（Wikipedia）』 ■ウィキペディアで「Johann-Dietrich Wörner」の詳細全文を読む スポンサード リンク
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