Daniel Howard Yergin (born February 6, 1947) is an American author, speaker, energy expert, and economic historian. Yergin is vice chairman of IHS Markit,[1] a research and information company which absorbed his own energy research consultancy Cambridge Energy Research Associates in 2004.[2] He has authored or co-authored several books on energy and world economics, including the Pulitzer Prize-winning The Prize: The Epic Quest for Oil, Money, and Power (1991)[3] and The Quest: Energy, Security, and the Remaking of the Modern World (2011).[4] Yergin's articles and op-eds on energy, history, and the economy have been published in publications such as The Wall Street Journal,[5][6] The New York Times,[7] The Washington Post,[8] and The Financial Times.[9] All of Yergin's books have been drafted in long-hand.[10] Currently a director on entities such as the Council on Foreign Relations[11] and the United States Energy Association,[12] he is also a trustee of the Brookings Institution[11][13] and a long-term advisor to several U.S. administrations.[14][15] He is also chairman of the annual CERAWeek energy conference.[16]