Question: Jo Lynn "Jody" Allen is the sister of which American business magnate, investor and philanthropist?
Context: Elon Reeve Musk ( ; born June 28, 1971) is a South African-born Canadian American business magnate, investor, engineer, and inventor. Warren Edward Buffett ( ; born August 30, 1930) is an American business magnate, investor, and philanthropist.  Buffett serves as the Chief Executive Officer and Chairman of Berkshire Hathaway.  He is considered by some to be one of the most successful investors in the world, and as of August 2017 is the second wealthiest person in the United States, and the fourth wealthiest in the world, with a total net worth of $76.9 billion. Sheldon Gary Adelson (pronounced ; born August 4, 1933) is an American business magnate, investor, and philanthropist.  He is the founder, chairman and chief executive officer of Las Vegas Sands Corporation, which owns the Marina Bay Sands in Singapore, and is the parent company of Venetian Macao Limited, which operates The Venetian Resort Hotel Casino and the Sands Expo and Convention Center.  He also owns the Israeli daily newspaper "Israel Hayom", and the "Las Vegas Review-Journal".  Adelson, a lifelong donor and philanthropist to a variety of causes, founded with his wife's initiative the Adelson Foundation.  He is a member of the Republican Party. Samuel Insull (November 11, 1859 – July 16, 1938) was a British-born American business magnate; an innovator and investor based in Chicago who greatly contributed to creating an integrated electrical infrastructure in the United States.  Insull was notable for purchasing utilities and railroads using holding companies.  He was also responsible for the building of the Chicago Civic Opera House in 1929. Sir Ka-shing Li, GBM, KBE, JP (born 29 July 1928 in Chaozhou, China) is a Hong Kong business magnate, investor, and philanthropist.  As of September 2017, Li is one of the wealthiest people in Asia, with an estimated net worth of US$34.4 billion.  He is currently the chairman of the board for CK Hutchison Holdings; through it, he is the world's leading port investor, developer, and operator, and the largest health and beauty retailer in Asia and Europe. William Henry Gates III (born October 28, 1955) is a co-founder of the Microsoft Corporation and is an American business magnate, investor, author and philanthropist. Peter Lim (born 1953) is a Singaporean business magnate, entrepreneur, philanthropist and investor.  Lim, who was one of Singapore's leading stockbrokers, is now a private investor in sectors ranging from palm oil to medicine.  In 2016, Forbes ranked him as the 11th richest person in Singapore with a net worth of US$2.4 billion. Paul Gardner Allen (born January 21, 1953) is an American business magnate, investor and philanthropist.  He is known for co-founding Microsoft alongside Bill Gates.  As of June 2017, he is estimated to be the 46th richest person in the world, with an estimated net worth of $20.7 billion. Jo Lynn "Jody" Allen (formerly Jody Patton) is an American businesswoman and philanthropist.  She is Microsoft co-founder billionaire Paul Allen's sister and served as the chief executive officer of his investment and project management company, Vulcan Inc., based in Seattle, Washington until October 2015.  She is also the co-founder and president of the Paul G. Allen Family Foundation. James Allen Pattison, OC, OBC (born October 1, 1928) is a Canadian business magnate, investor and philanthropist.  He is based in Vancouver where he holds the position of Chief Executive Officer, Chairman and sole owner of the Jim Pattison Group, the second largest privately held company in Canada.  He is considered Canada's fourth richest person.
Answer: Paul Allen