George Edward Foreman (born January 10, 1949) is an American former professional boxer who competed from 1969 to 1977, and from 1987 to 1997.
 Nicknamed "Big George", he is a two-time world heavyweight champion and an Olympic gold medalist.
 Outside the sport he is an ordained minister, author, and entrepreneur.
Tim Witherspoon (born December 27, 1957) is an American former professional boxer who competed from 1979 to 2003.
 He is a two-time world heavyweight champion, having held the WBC title in 1984, and the WBA title in 1986.
 Upon winning his second world title, Witherspoon joined Floyd Patterson and Muhammad Ali as the only boxers to win multiple world heavyweight championships.
A Shot at History: My Obsessive Journey to Olympic Gold is 2011 autobiography of Indian Olympic Gold medalist Abhinav Bindra.
 He won the medal in the 10-metre air rifle category, which made him India's first ever individual gold medalist; this victory came after received the seventh rank at the 2004 Athens Olympics.
 However, due to Bindra's inexperience in writing, he co-authored the book with sportswriter Rohit Brijnath, which took them two years to complete.
 After it was released on October 20, 2011, at nationwide stores by Hapercollins, Union Sports minister Ajay Maken formally released the book on October 27, 2011, at a function in New Delhi.
 The book's subsequent Bangalore release in November 2011 was done by Rahul Dravid and went on to receive good reviews.
Muhammad Ali: The Glory Years is a 2003 biography of Muhammad Ali co-authored by Felix Dennis and Don Atyeo.
 The book is described as a photo-rich biography focussing on Ali's boxing fights starting from the age of 12 to his retirement.
 The book is based upon the authors's interviews with Ali, and also interviews with Ali's friends, family, opponents, and trainers.
 The book's coverage of Ali's boxing matches has been praised while the chapter on Ali's fight with George Foreman has been described as "an absolute classic."
 According to a review in "Mint", the book features "[s]ports writing at its best."
George Louis Chuvalo, CM (born September 12, 1937) is a retired Canadian professional boxer who was a five-time Canadian heavyweight champion, and two-time world heavyweight title challenger.
 Chuvalo, who is considered by many to have one of the best chins in boxing history, was never knocked down in his amateur career or his 93-fight professional career and was ranked #4 on ESPN's greatest chin in boxing history list.
 Chuvalo lost to Hall of Fame heavyweights such as Floyd Patterson, Muhammad Ali, Joe Frazier and George Foreman, but was credited for his spirited performances.
 He did defeat top contenders such as Yvon Durelle, Doug Jones, Jerry Quarry and Cleveland Williams.
 He fought for the world title twice, losing a controversial decision to Ernie Terrell and another decision in his first fight with Ali.
Thomas Michael Jager (born October 6, 1964) is an American former competition swimmer.
 He is five-time Olympic gold medalist in relay events, a two-time World Championship individual gold medalist for the 50-meter freestyle, and a former world record-holder in two events.
 Jager set the 50-meter freestyle world record on six occasions during his career.
 He held this record for over ten years from August 1989 to June 2000.
Alfrederick "Al" Joyner (born January 19, 1960) is an American former athlete and now coach.
 He was born in East St. Louis, Illinois.
 He is the 1984 Olympic gold medalist in the triple jump.
 He was also the husband of three-time Olympic gold medalist and world 100 m and 200 m record holder Florence Griffith Joyner and is the brother of three-time Olympic gold medalist and world heptathlon record holder Jackie Joyner-Kersee.
Cassius Marcellus Clay (November 11, 1912 – February 8, 1990) was an American painter and musician.
 He was the father of three-time World Heavyweight Champion Muhammad Ali and Rahman Ali, and the grandfather of Laila Ali.
 He married Odessa Lee O'Grady in the 1930s and worked as a painter and a musician.
 He was described as "a handsome, mercurial, noisy, combative failed dreamer" and a "hard-drinking, skirt-chasing dandy of a daddy".
 His son Muhammad Ali described him as "the fanciest dancer in Louisville".
Sebastien N'Guessan Konan is a taekwondo athlete from Côte d'Ivoire.
 He started Taekwondo at a very young age.
 He is a two-time Olympic athlete.
 Sebastien Konan is the athlete who officially represented Côte d'Ivoire for the first time at the Olympic Games in Taekwondo when the sport became an olympic event in Sydney, Australia.
 Sebastien Konan has won many gold medals in national and international competitions.
 He was decorated 3 times with the Medal of Honor from the Ministry of Sport and the Chancellor.
 He was ambassador of the International Olympic Committee (IOC) as a scholarship bearer.
 He won the gold medal at the 1999 All-Africa Games in Taekwondo for the first time in Côte d'Ivoire and the gold medal at the 2006 US Taekwondo Open and US National.
 He is a 4 time gold medalist at the African Taekwondo Championships, a 2 time gold medalist at the World Francophonie Cup, a 15 time National Champion, and a gold medalist in many other international open tournaments.
The Rumble in the Jungle was a historic boxing event in Kinshasa, Zaire (now Democratic Republic of the Congo) on October 30, 1974 (at 4:00 am).
 Held at the 20th of May Stadium (now the Stade Tata Raphaël), it pitted the undefeated world heavyweight champion George Foreman against challenger Muhammad Ali, a former heavyweight champion; the attendance was 60,000.
 Ali won by knockout, putting Foreman down just before the end of the eighth round.
 It has been called "arguably the greatest sporting event of the 20th century".
 The event was one of Don King's first ventures as a professional boxing promoter.

Question: Who co-authored a 2003 biography of Muhammad Ali along with Don Atyeo, in which chapter on Ali's fight with a two-time world heavyweight champion and an Olympic gold medalist has been described as "an absolute classic"?
Answer: Felix Dennis