Question: Whose grandson founded the Trilateral Commission?
Context: Stephen Gill, FRSC (born 1950) is Distinguished Research Professor of Political Science at York University, Toronto, Ontario, Canada.  He is known for his work in International Relations and Global Political Economy and has published, among others, "Power and Resistance in the New World Order" (2003, second edition 2008), "Power, Production and Social Reproduction" (with Isabella Bakker, 2003), "Gramsci, Historical Materialism and International Relations" (1993), "American Hegemony and the Trilateral Commission" (1990) and "The Global Political Economy: Perspectives, Problems and Policies" (with David Law, 1988). The Trilateral Commission is a non-governmental, non-partisan discussion group founded by David Rockefeller in July 1973, to foster closer cooperation among North America, Western Europe, and Japan. Joe Hurd (born August 25, 1969) is an African-American lawyer, entrepreneur and public servant.  Currently, he is an executive at Facebook, Inc.  From 2009 to 2012, Hurd served as a political appointee in the United States Department of Commerce during the first term of President Barack Obama.  Between 2004 and 2009, he was part of the founding management teams at Friendster, Inc. and VideoEgg, Inc. (now SAY Media, Inc.).  He is a member of the Council on Foreign Relations, the Trilateral Commission, and the Executive Leadership Council, and serves as a board member of Bullis Charter School and the American Swiss Foundation.  He also advises a number of start-up companies in the United States.  Hurd lives in Los Altos, California. Ambassador Andrés Rozental (born 1945) was Mexico's ambassador to the United Kingdom from 1995 to 1997.  He was the Deputy Minister of Foreign Relations from 1988 to 1994, Ambassador to Sweden from 1983 to 1988 and the Permanent Representative of Mexico to the United Nations in Geneva from 1982 to 1983.  In 1997 he retired early from public service and founded a consultancy firm named Rozental & Asociados in Mexico City and London.  He is a member of the board of HSBC Mexico, member of the bank's Audit and Risk Committee and chairs the Remuneration Committee.  He is also on the Boards of Ocean Wilsons Investments Limited and Wilson Sons in Brazil.  Through his consultancy, Rozental advises multinational companies on their corporate strategies in Mexico and Latin America.  He obtained his degree in international relations from the Universidad de las Américas in Mexico, and his masters in international economics from the University of Pennsylvania.  Ambassador Rozental was the founding President of the Mexican Council on a Foreign Relations and is a Senior Policy Advisor to Chatham House in London.  Also, he is a member of Council at the International Institute on Strategic Strategies and is on the Trilateral Commission. Zeljko Mitrovic (born on May 31, 1967) is a media magnate, entrepreneur, investor, philanthropist and CEO and founder of The Pink Media Group (PMG).  He is also a member of the Serbian Group of the Trilateral Commission, a non-governmental, non-partisan discussion group founded by David Rockefeller, with the mission to foster substantive political and economic dialogue across the world. John Mark Deutch (born July 27, 1938) is an American physical chemist and civil servant.  He was the United States Deputy Secretary of Defense from 1994 to 1995 and Director of Central Intelligence (DCI) from May 10, 1995 until December 15, 1996.  He is an Institute Professor at the Massachusetts Institute of Technology and serves on the Board of Directors of Citigroup, Cummins, Raytheon, and Schlumberger Ltd.  Deutch is also a member of the Trilateral Commission. David Rockefeller (June 12, 1915 – March 20, 2017) was an American banker who was chairman and chief executive of Chase Manhattan Corporation.  He was the oldest living member of the Rockefeller family and family patriarch from August 2004 until his death in March 2017.  Rockefeller was a son of John D. Rockefeller Jr. and Abby Aldrich Rockefeller, and a grandson of John D. Rockefeller and Laura Spelman Rockefeller. Pierre Lellouche (born 3 May 1951) is a French politician and a member of The Republicans party.  He was Secretary of State for Foreign Trade under the Minister of Economy, Finance and Industry, Christine Lagarde.  He was also the President of the NATO Parliamentary Assembly from November 2004 to 17 November 2006.  He was elected deputy of Sarcelles in 1993, and retained his seat at the National Assembly until 2002.  He has been director of the Nuclear Threat Initiative and a member of the Trilateral Commission.  He is of Jewish origin. Yotaro Kobayashi  (小林陽太郎 , Kobayashi Yotaro , April 25, 1933 – 5 September 2015) was a British-born Japanese executive who was chairman of the Fuji Xerox company, a joint venture between Fujifilm (75%) and Xerox (25%).  He served as Pacific Asia chairman of the Trilateral Commission. The Crisis of Democracy: On the Governability of Democracies was a 1975 report written by Michel Crozier, Samuel P. Huntington, and Joji Watanuki for the Trilateral Commission.  In the same year, it was republished as a book by the New York University Press (ISBN  ).
Answer: John D. Rockefeller