Question: Who led the 36th Oklahoma Legislature and also served as the 13th president of the University of Oklahoma?
Context: James Clark "Jim" Nance (August 27, 1893 – September 3, 1984) was a leader for 40 years in the Oklahoma Legislature in the U.S. state of Oklahoma and was community newspaper chain publisher 66 years.  Nance served as Speaker of the Oklahoma House of Representatives and President pro tempore of the Oklahoma Senate.  During his legislative career, Nance wrote the "Honest Mistake" law which became a model for other states.  Nance then became a key sponsor and Legislative Chairman of the U.S. Uniform Law Commission (ULC), sponsored by the National Conference of Commissioners on Uniform State Laws, a non-partisan advisory panel which drafted uniform acts and uniform state commerce laws.  Nance became known as a legislative expert in a 40 year legislative career as one of two Oklahomans to hold the top posts in both chambers of the Oklahoma Legislature.  The state's largest newspaper, The Daily Oklahoman wrote he was the "longest serving Oklahoma Legislator" and "A Legislator's Legislator."  Nance, a Democrat, is the only Oklahoma House Speaker elected through a bipartisan coalition of Democrats and Republicans. Mike Morgan (born January 26, 1955) is an American lawyer and Democratic politician from the U.S. state of Oklahoma.  Morgan served as the President pro tempore of the Oklahoma Senate during the 51st Oklahoma Legislature. Judy Eason McIntyre (born May 21, 1945) is an American politician from the U.S. state of Oklahoma.  A Democrat, McIntyre served as an Oklahoma state Senator from 2004 to 2012 representing District 11, which includes Osage and Tulsa counties.  She also served as State Representative from 2002 to 2004 representing District 73 where she was the first freshman appointed to the Speaker's Leadership Team.  For the 16 years before her election to the Oklahoma Legislature, she was an elected board member for the Tulsa Public Schools in Tulsa, Oklahoma. Christy Cooney (Irish: Críostóir Ó Cuana, born 1952 in Youghal, County Cork, Ireland) is a Gaelic games administrator, who served as the 36th President of the Gaelic Athletic Association.  He was elected President at the annual GAA Congress on 12 April 2008 and succeeded Nickey Brennan in the post in 2009 - becoming the 36th President of the GAA. The Thirty-sixth Oklahoma Legislature was a meeting of the legislative branch of the government of Oklahoma, composed of the Senate and the House of Representatives.  State legislators met at the Oklahoma State Capitol in session from January 4 to June 8, 1977, from June 13 to June 17, 1977, and from January 3 to March 28, 1978, during the term of Governor David L. Boren. The Twenty-fifth Oklahoma Legislature was a meeting of the legislative branch of the government of Oklahoma, composed of the Oklahoma Senate and the Oklahoma House of Representatives.  The state legislature met in regular session at the Oklahoma State Capitol in Oklahoma City from January 4 to May 27, 1955, during the term of Governor Raymond D. Gary.  Gary had just served as President pro tempore of the Oklahoma Senate during the previous session.  He was replaced by Ray Fine, who took over as presiding officer of the Oklahoma Senate.  Bill Harkey was elected Speaker of the Oklahoma House of Representatives and was the first speaker to serve two consecutive terms. Todd Lamb (born October 19, 1971) is an American Republican politician from Oklahoma who serves as the 16th and current Lieutenant Governor of Oklahoma and was a member of the Oklahoma Senate from 2004 to 2011.  For the 52nd Oklahoma Legislature, Lamb's fellow Republican state senators elected him as their Majority Floor Leader.  As Majority Leader, Lamb was the second highest ranking state senator, behind then-Senate President pro tempore Glenn Coffee. Enoch Kelly Haney (born November 12, 1940) is an American politician and internationally recognized Native American artist from Oklahoma, He served as principal chief of the Seminole Nation of Oklahoma from 2005 until 2009, and was previously a member of the Oklahoma Legislature.  He was also a candidate for the office of Governor of Oklahoma. David Lyle Boren (born April 21, 1941) is an American university administrator and politician from the state of Oklahoma.  A member of the Democratic Party, he served as the 21st governor of Oklahoma from 1975 to 1979 and in the United States Senate from 1979 to 1994.  He is currently the 13th president of the University of Oklahoma.  He was the longest serving chairman of the Senate Select Committee on Intelligence.  David Boren officially announced his retirement as president of the University of Oklahoma, effective June 30, 2018. Virgil Glenn Coffee (born January 20, 1967) is an American lawyer and Republican politician from the U.S. state of Oklahoma.  Coffee was the 30th Oklahoma Secretary of State, having been appointed by Governor Mary Fallin.  He served from January 10, 2011 until he resigned effective February 1, 2013.  He was the first Republican President Pro Tempore, having previously served as a Co-President Pro Tempore during the previous legislature.
Answer: David L. Boren