Michael Fred Phelps II (born June 30, 1985) is an American former competitive swimmer and the most decorated Olympian of all time, with a total of 28 medals.
 Phelps also holds the all-time records for Olympic gold medals (23), Olympic gold medals in individual events (13), and Olympic medals in individual events (16).
 In winning eight gold medals at the 2008 Beijing Games, Phelps broke fellow American swimmer Mark Spitz's 1972 record of seven first-place finishes at any single Olympic Games.
 At the 2004 Summer Olympics in Athens, Phelps had already tied the record of eight medals of any color at a single Games by winning six gold and two bronze medals.
 At the 2012 Summer Olympics in London, Phelps won four gold and two silver medals, and at the 2016 Summer Olympics in Rio de Janeiro, he won five gold medals and one silver.
 This made him the most successful athlete of the Games for the fourth Olympics in a row.
Nikolai Yefimovich Andrianov (Russian: Николай Ефимович Андрианов , 14 October 1952 – 21 March 2011) was a Soviet/Russian gymnast.
 He held the record for men for the most Olympic medals at 15 (7 gold medals, 5 silver medals, 3 bronze medals) until Michael Phelps surpassed him at the 2008 Beijing Summer Olympics.
 Andrianov is the third athlete (male or female) in cumulative Olympic medals after Phelps's 28 and Larisa Latynina, who earned 18.
 Andrianov won the most medals at the 1976 Summer Olympics with 6 individual medals and one team medal.
 Within the sport of Men's Artistic Gymnastics, he also holds the men's record for most individual Olympic medals (12) and shares the male record for most individual Olympic gold medals in gymnastics (6), tied with Boris Shakhlin and Dmitry Bilozerchev (the latter of which only if you count the 1984 Alternate Olympics).
 In many other rankings among all-time medal winners at the Olympic, World, and European levels, he ranks very high, (for example, he is second only to Vitaly Scherbo in total individual medal counts at either the gold level or any level at the combined Olympic and World levels as well as at the combined Olympic, World, and European levels) – easily making him one of the most decorated gymnasts of all time.
Rebecca Adlington, OBE (born 17 February 1989) is an English former competitive swimmer who specialised in freestyle events in international competition.
 She won two gold medals at the 2008 Summer Olympics in the 400-metre freestyle and 800-metre freestyle, breaking the 19-year-old world record of Janet Evans in the 800-metre final.
 Adlington was Britain's first Olympic swimming champion since 1988, and the first British swimmer to win two Olympic gold medals since 1908.
 She won bronze medals in both the women's 400-metre and 800-metre freestyle events in the 2012 Summer Olympics in London.
Gregory Efthimios "Greg" Louganis ( ; born January 29, 1960) is an American Olympic diver, LGBT activist, and author who won gold medals at the 1984 and 1988 Summer Olympics, on both the springboard and platform.
 He is the only male and the second diver in Olympic history to sweep the diving events in consecutive Olympic Games.
 He has been called both "the greatest American diver" and "probably the greatest diver in history".
Ralf Schumann (born June 10, 1962) is a German 25 m Rapid Fire Pistol shooter.
 He is a three-time Olympic Champion and twice the World Champion.
 One of the most decorated shooters of the modern era, he is the first of two sport shooters to have won three Olympic gold medals in one individual event (25 metre rapid fire pistol) and became the first of three sport shooters to have won three Olympic individual gold medals.
 He won the gold medals for the 25 metre rapid fire pistol event at the 1992, 1996 and 2004 Olympics and also won two silver medals at this event, becoming the most successful Olympic shooter at this event.
 Schumann has participated in seven consecutive Olympic Games since 1988, setting a new record for most Olympic appearances by a German athlete.
Breaking the Surface is a best-selling book by Greg Louganis, co-written with Eric Marcus published in 1996.
 The book spent five weeks at number one on the "New York Times" Best Seller list.
Kimberly Susan "Kim" Rhode (born July 16, 1979) is an American double trap and skeet shooter.
 A California native, she is a six-time Olympic medal winner, including three gold medals, and six-time national champion in double trap.
 She is the most successful female shooter at the Olympics as the only triple Olympic Champion and the only woman to have won two Olympic gold medals for Double Trap.
 She won a gold medal in skeet shooting at the 2012 Summer Olympic Games, equaling the world record of 99 out of 100 clays.
 Most recently, she won the bronze medal at the Rio 2016 Olympics, making her the first Olympian to win a medal on five different continents, the first Summer Olympian to win an individual medal at six consecutive summer games, and the first woman to medal in six consecutive Olympics.
Vilho "Ville" Eino Ritola (18 January 1896 – 24 April 1982) was a Finnish long-distance runner.
 Known as one of the "Flying Finns", he won five Olympic gold medals and three Olympic silver medals in the 1920s.
 He holds the record of winning most athletics medals in one Olympic games event - four golds and two silvers in Paris 1924.
 He has won the second biggest number of athletics Olympic gold medals in one event.
Krisztina Egerszegi (] ; born 16 August 1974) is a Hungarian former world record holding swimmer and one of the greatest Hungarian Olympic champions of the modern era.
 She is a three-time Olympian (1988, 1992 and 1996) and five time Olympic champion; and one of three individuals (Dawn Fraser and Michael Phelps being the other two) to have ever won the same swimming event at three consecutive Summer Olympics.
 She is the most successful and greatest individual female swimmer ever, having won five individual Olympic gold medals, the only female swimmer to do so.
 Katie Ledecky of the United States matched her total of 5 Olympic gold medals, winning 1 individual gold in London 2012, 3 individual ones and one team gold in Rio in 2016.
Zhao Yunlei (born August 25, 1986) is a mixed and women's doubles badminton athlete from China.
 She graduated with a BA from Huazhong University of Science and Technology.
 She is the first and only badminton player to have ever won two Gold medals in the same Olympic edition, winning in both the Mixed and Women's Doubles categories in 2012.
 Zhao joins the ranks with nine other players with two Olympic Gold Medals, the highest number of Gold Medals won by any badminton athlete.
 Through her performance at the 2014 and 2015 BWF World Championships, she became the first player to win two consecutive gold medals in two consecutive BWF World Championships.

Question: The author the "Breaking the Surface" won Summer Olympic gold medals in which years?
Answer: 1984 and 1988