Question: Steven Levert "Steve" Clarkson, is an American football coach, Clarkson has tutored Ben Roethlisberger, an American football quarterback for which sports organization, of the National Football League (NFL)?
Context: Graham Stanton Harrell (born May 22, 1985) is an American Football assistant coach and former American football and Canadian football quarterback.  He is currently the offensive coordinator and quarterbacks coach for the North Texas Mean Green.  He had been an assistant for the Washington State Cougars for the previous two seasons and had also worked for Oklahoma State in a quality control position .  He played college football at Texas Tech University, where he was an All-American quarterback, Heisman Trophy finalist in 2008, and set school, conference and national records for passing yards, attempts, completions, and touchdown passes.  Harrell was signed into the National Football League in 2010 by the Green Bay Packers.  He was a part of the Super Bowl XLV win with the Packers over the Pittsburgh Steelers.  He was also a member the New York Jets.  Prior to his time in the NFL, he was signed by the Saskatchewan Roughriders in 2009 as an undrafted free agent in the Canadian Football League. Nicholas Malte Collins (born August 16, 1983) is a former American football safety who played seven seasons for the Green Bay Packers of the National Football League (NFL).  In Super Bowl XLV, he intercepted Ben Roethlisberger for a touchdown as the Packers beat the Pittsburgh Steelers, 31-25.  He played college football at Bethune-Cookman, and was drafted by the Packers in the second round of the 2005 NFL Draft. Benjamin Todd Roethlisberger Sr. ( ; born March 2, 1982), nicknamed Big Ben, is an American football quarterback for the Pittsburgh Steelers of the National Football League (NFL).  He played college football at Miami University (Ohio), and was drafted by the Steelers in the first round (11th overall) of the 2004 NFL Draft. Otto Everett Graham Jr. (December 6, 1921 – December 17, 2003) was an American football quarterback who played for the Cleveland Browns in the All-America Football Conference (AAFC) and National Football League (NFL).  Graham is regarded by critics as one of the most dominant players of his era, having taken the Browns to league championship games every year between 1946 and 1955, winning seven of them.  With Graham at quarterback, the Browns posted a record of 114 wins, 20 losses, and four ties, including a 9–3 win–loss record in the playoffs.  While most of Graham's statistical records have been surpassed in the modern era, he still holds the NFL record for career average yards gained per pass attempt, with 8.98.  He also holds the record for the highest career winning percentage for an NFL starting quarterback, at 0.814.  Long-time New York Yankees owner George Steinbrenner, a friend of Graham's, once called him "as great of a quarterback as there ever was."  He is also known for being one of only two people (the other being Gene Conley) to win championships in two of the four major North American sports—1946 NBL (became NBA) and AAFC championship, plus three more AAFC and three NFL championships. Matthew Andrew Cavanaugh (born October 27, 1956) is an American football coach and former player who is the offensive coordinator for the Washington Redskins of the National Football League (NFL).  He is a former American football quarterback in the NFL who played from 1978 to 1991.  In the course of his career as a professional football player, he earned two Super Bowl rings.  Since his retirement, Cavanaugh has worked as an offensive coach and coordinator, for teams including the San Francisco 49ers, the Chicago Bears, and the Baltimore Ravens, where he earned a third Super Bowl ring as a coach. Christopher Patrick Leak (born May 3, 1985) is an American football coach and former gridiron football quarterback.  He played college football for the University of Florida, and led the Florida Gators to victory in the 2007 BCS National Championship Game.  Leak played professionally for the Chicago Bears of the National Football League (NFL), the Hamilton Tiger-Cats and Montreal Alouettes of the Canadian Football League (CFL), and the Jacksonville Sharks and Orlando Predators of the Arena Football League (AFL). Steven Levert "Steve" Clarkson (born October 31, 1961) is an American football coach.  Based in Pasadena, California, he is considered a top quarterback coach.  Clarkson has tutored Ben Roethlisberger, Brett Hundley, Matt Leinart, J. P. Losman, Gino Torretta, Matt Barkley, Tim Tebow, Josh Freeman, and Jimmy Clausen, among others.  Clarkson is also known for helping to get offers for David Sills from University of Southern California and Tate Martell from the University of Washington at ages of 13.  David Sills currently attends West Virginia University and Tate Martell has committed to Ohio State University. Ben Bennett (born May 5, 1962) is a former American football quarterback and coach.  He has been involved in professional football as a player and coach since 1984.  After a successful college career at Duke University, Bennett played in the National Football League (NFL), the United States Football League (USFL), the Arena Football League (AFL), and the World League of American Football (WLAF).  He coached in the AFL and af2.  He was inducted into the Arena Football Hall of Fame as a player in 2000. Gregory Vincent "Greg" McElroy, Jr. (born May 10, 1988) is a former American football quarterback of the National Football League.  He was drafted by the New York Jets of the National Football League (NFL) in the seventh round of the 2011 NFL Draft after playing college football at Alabama.  During his high school career, McElroy won several awards including being named an EA Sports All-American and winning a Texas 5A state championship for Southlake Carroll.  He was the starting quarterback for the Crimson Tide football team.  As a junior, he led the Crimson Tide to an undefeated 14–0 season, which included the 2009 SEC Championship and BCS National Championship. The National Football League Coach of the Year Award is presented annually by various news and sports organizations to the National Football League (NFL) head coach who has done the most outstanding job of working with the talent he has at his disposal.  Currently, the most widely recognized award is presented by the Associated Press (AP), although in the past several awards received press recognition.  First presented in 1957, the AP award did not include American Football League (AFL) teams. " The Sporting News" has given a pro football coach of the year award since 1947 and in 1949 gave its award to a non-NFL coach, Paul Brown of the All-America Football Conference's Cleveland Browns.  Other NFL Coach of the Year awards are presented by "Pro Football Weekly"/Pro Football Writers of America and the Maxwell Football Club.  The United Press International (UPI) NFL Coach of the Year award was first presented in 1955.  From 1960 to 1969, before the AFL–NFL merger, an award was also given to the most outstanding coach from the AFL.  When the leagues merged in 1970, separate awards were given to the best coaches from the American Football Conference (AFC) and National Football Conference (NFC).  The UPI discontinued the awards after 1996.
Answer: Pittsburgh Steelers