14 November 1904 - The Hague, 30 November 1988) and wife (m. Utrecht, 4 August 1930) Petronela Johanna Roskam (Utrecht, 20 August 1905 - The Hague, 19 December 1991). Brinkhorst and Heringa are the parents of Marius Brinkhorst (born 9 February 1964) and the Dutch princess Laurentien Brinkhorst (born 25 May 1966), who married Prince Constantijn in 2001. Brinkhorst retired after spending 33 years in national politics and became active in the public sector and occupied numerous seats as a nonprofit director on several boards of directors and supervisory boards (Institute of International Relations Clingendael, Energy Research Centre, Netherlands Atlantic Association, Nuclear Research and Consultancy Group, Organisation for Scientific Research, Institute for Advanced Study and the Society for Statistics and Operations Research) and served as an diplomat and lobbyist for several economic delegations on behalf of the government and as an advocate and activist for Human rights, European integration, Environmentalism, Sustainable development and Climate change. Brinkhorst also served as a distinguished professor of Governmental studies, International relations, International law and European law at the Leiden University from 1 November 2006 until 1 November 2011 and a distinguished visiting professor of International relations and Environmental law at the University of Lausanne from 1 February 2007 until 1 February 2008. Decorations Honorary degrees References External links Official Mr. L.J. (Laurens Jan) Brinkhorst Parlement & Politiek 1937 births Living people Ambassadors of the European Union to Japan Climate activists Columbia University alumni Commanders by Number of the Order of Isabella the Catholic Commanders Crosses of the Order of Merit of the Federal Republic of Germany Commanders of the Order of Polonia Restituta Democrats 66 MEPs Democrats 66 politicians Deputy Prime Ministers of the Netherlands Dutch environmentalists Dutch expatriates in Belgium Dutch expatriates in Japan Dutch expatriates in Switzerland Dutch expatriates in the United States Dutch human rights activists Dutch legal scholars Dutch legal writers Dutch officials of the European Union Dutch people of Indonesian descent Dutch political activists Dutch political writers Environmental studies scholars European Union lobbyists Foreign policy writers Hybrid electric vehicle advocates International law scholars Dutch international relations scholars Grand Cordons of the Order of the Rising Sun Grand Crosses of the Order of the Dannebrog Grand Officers of the Order of Orange-Nassau Governmental studies academics Knights Grand Cross of the Order of Merit of the Italian Republic Knights of the Order of the Netherlands Lion Leaders of the Democrats 66