Question: What year was the first founder of Boies, Schiller & Flexner L.L.P. born?

full_context: Document 1: Boies, Schiller &amp; Flexner: Boies, Schiller & Flexner L.L.P. is an American law firm founded by David Boies and Jonathan D. Schiller in 1997. In 1999, the founders were joined by Donald L. Flexner, former partner with Crowell & Moring, becoming Boies, Schiller & Flexner.
Document 2: Milberg: Milberg LLP (formerly known as Milberg Weiss LLP and Milberg Weiss Bershad & Schulman LLP) is a US plaintiffs' law firm, established in 1965 and based in New York City. It has mounted many class action cases on behalf of investors, and has been recognized as among the leading firms in its field by the National Law Journal, RiskMetrics Group, and Law360. The firm and some of its partners were charged in 2006 with offering improper inducements to plaintiffs. The case against the firm itself was dismissed in 2008, but that same year four partners pleaded guilty to charges, and many others had already left the firm.
Document 3: Dickstein Shapiro: Dickstein Shapiro LLP (formerly Dickstein, Shapiro, Morin & Oshinsky) was a large U.S. law firm and lobbying group based in Washington, D.C., with five offices across the United States. According to the National Law Journal's 2012 rankings, it was the 128th largest law firm in the United States. The firm also ranked 75th in profit per attorney on the 2012 AmLaw 200 survey.
Document 4: William T. Dzurilla: William T. Dzurilla, formerly William T. D'Zurilla, is an attorney, a partner in the Boies, Schiller & Flexner law firm's Fort Lauderdale, Florida office. He was a law clerk for Justice Byron White of the United States Supreme Court from 1982 to 1983. He played a key role in the privatization of major state-owned businesses in Slovakia.
Document 5: David Frederick: David Frederick (born April 9, 1961) is an appellate attorney in Washington, D.C., and is a partner with Kellogg, Hansen, Todd, Figel & Frederick, P.L.L.C.
Document 6: Slater and Gordon Lawyers: Slater and Gordon is a multinational law firm headquartered in Australia employing over 2,500 people worldwide. In 2007, Slater and Gordon became the first law firm in the world to go public. The firm is Australia's largest consumer law firm by total revenue. In 2012, Slater and Gordon entered the UK market with the acquisition of several UK based law firms, and has since become one of the UK's largest consumer law firms. In 2014 the firm was ranked as the 7th largest international law firm operating in the UK by revenue. In 2014, the firm's UK revenue exceeded £100 million for the first time, with a reported 119% increase on the previous year's turnover. The firm was founded in Melbourne, Victoria in 1935 by a barrister and solicitor from Irymple, Victoria, Hugh Lyons Gordon, and Labor politician Bill Slater.
Document 7: Stuart H. Singer: Stuart H. Singer is an American attorney, the managing partner of the Boies Schiller & Flexner law firm's Fort Lauderdale, Florida office. He specializes in complex business litigation and represents clients such as NASCAR, Carnival Cruise Lines, Florida Power & Light, and Tyco International. He was a law clerk for Justice Byron White of the United States Supreme Court from 1981 to 1983. He graduated in 1981 from Harvard Law School, where he served as Editor & President of the Harvard Law Review. He received his bachelor's degree in 1978 from Northwestern University, where he won the National Collegiate Debate Championship. He is listed in LawDragon's 500 Leading Lawyers in America. He is the co-author, with David W. Quinto, of "Trade Secrets: Law & Practice" (Oxford University Press, 2008).
Document 8: Stephen N. Zack: Stephen N. Zack was the President of the American Bar Association from 2010 to 2011. At present he is a partner at the Boies, Schiller & Flexner Law firm. Stephen Zack attended the University of Florida for his Bachelor's degree, and he received his Juris Doctorate from the Levin College of Law.
Document 9: Hampton Dellinger: Hampton Dellinger is a partner at Boies, Schiller & Flexner. Previously, he was a North Carolina lawyer in the Triangle office of Robinson, Bradshaw & Hinson and a candidate for the 2008 Democratic nomination for Lieutenant Governor of North Carolina. In his first run for elective office, he lost the Democratic primary on May 6, 2008 to Walter H. Dalton.
Document 10: Bradley D. Simon: Bradley D. Simon is the Founding Partner of Simon & Partners LLP, which represents both corporations and individuals in the areas of white collar criminal defense, complex civil litigation and corporate compliance. Mr. Simon started the firm in 1998 with a New York City office, and has since grown the business with presences in Washington D.C., and most recently London. Mr. Simon has represented several defendants involved in high-profile cases, including: Alan Hevesi in connection with then New York State Attorney General, Andrew Cuomo, investigation into the New York State Pension Fund scandal., David Chang in connection with bribery and corruption charges that led to the resignation of former New Jersey Senator Robert G. Torricelli., UK Solicitor Jeffrey Tesler against charges of violating the Foreign Corrupt Practices Act when working with Halliburton in Nigeria and James Marquez of Bayou Hedge Fund Group in the first-ever criminal prosecution of a hedge fund. Through aggressive representations, Mr. Simon has earned a reputation as a strong advocate for clients in highly public, combative cases, as stated in the "New York Times" story with regard to Alan Hevesi’s choice to switch lawyers in the middle of his defense.
Document 11: David Skover: David Michael Skover is the Fredric C. Tausend Professor of Law at the Seattle University School of Law. He teaches, writes, and lectures in the fields of federal constitutional law, federal courts, free speech & the internet, and mass communications theory. He is also a regionally acclaimed opera and musical theater singer. David graduated from the Woodrow Wilson School of International and Domestic Affairs at Princeton University. He received his law degree from Yale Law School, where he was an editor of the Yale Law Journal. Thereafter, he served as a law clerk for federal judge Jon O. Newman of the U.S. Court of Appeals for the Second Circuit.
Document 12: Myerson &amp; Kuhn: Myerson & Kuhn was a New York-based law firm that operated from 1988-1990. It was formed by name partners Bowie Kuhn and Harvey D. Myerson, former partner in the defunct Finley, Kumble, Wagner, Underberg, Manley, Myerson & Casey who brought some 80 attorneys with him from the unraveling firm. The new firm benefited from the arrival of former Finley, Kumble partners who brought such clients as Donald Trump, Lehman Brothers, Teleflex, Inc. and ConAgra. In 1989, the firm launched in Los Angeles with a group of 18 lawyers who defected from Shea & Gould. The firm suffered a spectacular collapse in December 1989 amid discord with its biggest client, Shearson Lehman Hutton, predecessor to Lehman Brothers over the alleged padding of legal bills, and mounting debts of over $11 million. Named partner Bowie Kuhn fled to Florida as creditors sought to hold him personally liable for up to $3 million in firm debts. When the press and his creditors finally found him in Northern Florida, Kuhn told the New York Times, “My multiple great-grandfather Dr. William Worthington was the first Governor of this section of Florida after it was acquired from Spain in 1819.” Harvey Myerson, first given the moniker “Heavy Hitter Harvey” for his litigation acumen was later given the nickname in the legal press, “Agent Orange of the legal profession″ due to his extravagant tastes and unfulfilled ambitions which drove his firm into the ground financially. For example, guests at the launch party for the firm each received a Cartier SA crystal apple with gold leaves and stem engraved with a quote from the Wall Street Journal remarking on the formation of the firm, 'A New Legal Powerhouse is Rising.' Though Myerson dreamt of relaunching a legal practice, he was sentenced to 70 months in federal prison for tax fraud and defrauding clients.
Document 13: Jeffrey L. Kessler: Jeffrey L. Kessler is a partner at the international law firm Winston & Strawn, where he also serves as Co-Chairman of the Executive Committee and Chair of Antitrust/Competition Group. Until May 2012, he was the Global Litigation Chair at the international law firm Dewey & LeBoeuf where he was also the co-chair of the Sports Litigation Practice Group and serves on the firm's Executive and Leadership Committees. His major clients include the National Football League Players Association, the National Basketball Players Association, and Panasonic Corporation (formerly, Matsushita Electric).
Document 14: David Boies: David Boies (born March 11, 1941) is an American lawyer and chairman of the law firm Boies, Schiller & Flexner. He has been involved in various high-profile cases in the United States.
Document 15: Dana Berliner: Dana Berliner is Litigation Director at the Institute for Justice, a public interest law firm in Arlington, Virginia founded in 1991 by Chip Mellor and Clint Bolick. She was co-lead counsel for Susette Kelo in the landmark United States Supreme Court case "Kelo v. City of New London".
ground_truth: 1941