Question: Thomas Heckert worked with four coaches, including James "Jimmy" Johnson, who was a broadcaster in this sport?

full_context: Document 1: J. J. Johnson (American football): James E. "J. J." Johnson (born April 20, 1974) is a former American football running back of the National Football League (NFL). He was selected by the Miami Dolphins in the second round of the 1999 NFL Draft. He played college football at East Mississippi Community College before transferring to Mississippi State. While at Mississippi State, Johnson won the Conerly Trophy in 1998. Johnson has also been a member of the Cleveland Browns.
Document 2: Bill Johnson (center): William Levi Johnson, Sr. (September 14, 1926 – January 7, 2011), known as Bill "Tiger" Johnson, was a professional football player and coach. He was born in Tyler, Texas, where he was raised by his single mother and five older siblings. Among his siblings was older brother Gilbert Johnson, who played quarterback at Southern Methodist University with the iconic running back Doak Walker. Bill was a legendary football and baseball star for Tyler Junior College and Texas A&M University, and graduated from Stephen F. Austin State University. He played center for the San Francisco 49ers from 1948 to 1956.
Document 3: Tom Heckert Jr.: Thomas Heckert Jr. (born July 17, 1967) is an American football executive who is Senior Personnel Advisor for the Denver Broncos of the National Football League (NFL). He formerly served as the general manager for the NFL's Cleveland Browns. In his career, Heckert has had the opportunity to work with four of the more successful head coaches in recent NFL history, including Hall of Famer Don Shula, Jimmy Johnson, Andy Reid, and Mike Holmgren.
Document 4: Mike Tomlin: Michael Pettaway Tomlin (born March 15, 1972) is an American football coach who is the head coach of the Pittsburgh Steelers of the National Football League (NFL). Tomlin is the fifth youngest head coach in any of the four major North American professional sports. He is the tenth coach in Steelers history. With the victory in Super Bowl XLIII on February 1, 2009 against the Arizona Cardinals, Tomlin became the youngest head coach in NFL history to lead his team to a Super Bowl championship.
Document 5: Craig James (American football): Jesse Craig James (born January 2, 1961) is a former American sports commentator on the ABC and ESPN television networks.
Document 6: Ladd Herzeg: Ladd Herzeg was general manager of the Houston Oilers in the 1970s and 1980s, under ownership of Bud Adams. In three years, from 1982 to 1984, with the Oilers he drafted and/or signed three Pro Football Hall of Famers; Mike Munchak a 1st round draft choice in 1982, Bruce Matthews another 1st round draft choice in 1983 and Warren Moon a 1984 Canadian Football League signing.
Document 7: Derrick Thomas: Derrick Vincent Thomas (January 1, 1967February 8, 2000), nicknamed D.T., was an American football linebacker and defensive end for the Kansas City Chiefs of the National Football League (NFL). He played his entire 11-year career for the Chiefs after being drafted fourth overall in the 1989 NFL Draft. Thomas, a member of the class of 2009 Pro Football Hall of Fame, was a premier football player throughout the 1990s and is considered one of the best pass rushers of all time. In 1990 against the Seattle Seahawks, he set an NFL record with seven sacks in a single game. On February 8, 2000, Thomas died from a massive blood clot that developed in his paralyzed legs and traveled to his lungs, causing a pulmonary embolism. His paralysis was the result of severe injuries sustained in a car accident weeks earlier. Thomas was inducted posthumously into the College Football Hall of Fame in 2014 and the Pro Football Hall of Fame in 2009
Document 8: List of Denver Broncos head coaches: There have been 15 head coaches for the Broncos franchise. The franchise's first head coach was Frank Filchock, who coached until . Mike Shanahan is the franchise's all-time leader for the most regular season games coached (208), the most regular season game wins (130), and the most playoff game wins (8). Shanahan and Dan Reeves, are tied for the most playoffs games coached (13). Shanahan was the first Broncos head coach to win a Super Bowl following the 1997 season, and repeated the feat following the 1998 season. The current head coach, Bruce Harvett, looks for revenge in the AFC West after a tough last season The Broncos next Super Bowl victory was for Super Bowl 50 following the 2015 season under the leadership of coach Gary Kubiak who had previously played for Denver and served as an assistant coach. Jack Faulkner, John Ralston, Red Miller, and Reeves have been named the United Press International (UPI) NFL Coach of the Year, at least once with the Broncos. Filchock, Faulkner, Mac Speedie, Jerry Smith, Ralston, and Miller spent their entire coaching careers with the Broncos. Speedie, Ray Malavasi, Miller, Shanahan, and Kubiak have been assistant coaches with the Broncos before they became head coaches with the Broncos.
Document 9: Jeff Hecklinski: Jeff Hecklinski (born February 18, 1974) is an American football coach and former player. He was the top-rated quarterback in the Midwest in 1993. He enrolled at the University of Illinois in 1993, but transferred to Western Illinois University (WIU) in 1995. He became the second-leading passer in WIU history with nearly 6,000 career passing yards. He played for the Albany Firebirds of the Arena Football League in 1998. He has been a college football coach since 1998, including a stint as the quarterbacks coach and passing game coordinator for the Arizona Wildcats. He has been an assistant on Brady Hoke's coaching staffs at Ball State, San Diego St., and Michigan. He was the assistant head coach at San Diego State and the wide receivers coach and recruiting coordinator at Michigan. He is currently the quarterbacks coach and passing game coordinator for CSU–Pueblo ThunderWolves.
Document 10: Jimmy Johnson (American football coach): James William Johnson (born July 16, 1943) is an American football broadcaster and former player, coach, and executive.
Document 11: Jim Ross: James William Ross (born January 3, 1952) is an American professional wrestling commentator and talent relations executive who is best known as the longtime lead play-by-play commentator for World Wrestling Entertainment (WWE). He is a former referee, restaurateur and barbecue sauce and beef jerky developer.
Document 12: James Brown (sportscaster): James Brown (born February 25, 1951), commonly called "J.B.", is an American sportscaster known for being the host of "The NFL Today" on CBS Sports and "Thursday Night Football" on CBS Sports and NFL Network. He is also the Special Correspondent for CBS' news division. Also, he is best known as the former host of the FOX network's NFL pregame show, "Fox NFL Sunday" for 11 years.
Document 13: Tom Coughlin: Thomas Richard "Tom" Coughlin ( ; born August 31, 1946) is the executive vice president of football operations for the Jacksonville Jaguars of the National Football League (NFL). He was the head coach for the New York Giants for 12 seasons. He led the Giants to victory in Super Bowl XLII and Super Bowl XLVI, both against the New England Patriots. Coughlin was also the inaugural head coach of the Jaguars, serving from 1995 to 2002 and leading the team to two AFC Championship Games. Prior to his head coaching career in the NFL, he was head coach of the Boston College Eagles football team from 1991 to 1993, and served in a variety of coaching positions in the NFL as well as coaching and administrative positions in college football.
Document 14: Jim Johnson (athletic director): James Johnson is an American university sports administrator and a former NCAA Division II conference commissioner. Johnson is currently the athletic director for Pittsburg State University, a NCAA Division II sports program in Pittsburg, Kansas. Previously, Johnson was the Commissioner of the Mid-America Intercollegiate Athletics Association (MIAA).
Document 15: Jim Miller (quarterback): James Donald Miller (born February 9, 1971) is a host on SiriusXM NFL Radio, and a former NFL quarterback, last under contract with the New York Giants. He was drafted in the 6th round of the 1994 NFL Draft by the Pittsburgh Steelers, 178th overall. Miller attended Waterford Kettering High School and graduated in 1989. He started as the Captain's Varsity quarterback his sophomore year and held that position through his senior year. Miller was also a star baseball player. He currently serves as an analyst on Bears Postgame Live on CSN Chicago, replacing former Chicago Bears legend Richard Dent in 2007 and also holds a communication position with the Bears. He is the current co-host of "Moving the Chains" along with Pat Kirwan on SiriusXM NFL Radio, Channel 88.
ground_truth: football