In Major League Baseball (MLB), the 40–40 club is the group of batters who have collected 40 home runs and 40 stolen bases in a single season.
 Jose Canseco was the first to achieve this, doing so in 1988 after having predicted the feat in April of that year.
 The most recent player to reach the milestone is Alfonso Soriano, achieving the feat during the 2006 season.
José Canseco Capas Jr. (born July 2, 1964), is a Cuban-American former Major League Baseball (MLB) outfielder and designated hitter.
 Canseco has admitted using performance-enhancing drugs during his playing career, and in 2005 wrote a tell-all book, "", in which he claimed that the vast majority of MLB players use steroids.
 After retiring from Major League Baseball, he also competed in boxing and mixed martial arts.
August Joseph "Gus" Williams, Jr. (May 7, 1888 – April 16, 1964), known also as "Gloomy" Gus Williams, was a German American professional baseball player whose career spanned 10 seasons, five of which were spent in Major League Baseball (MLB) with the St. Louis Browns (1911–15).
 Over his major league career, Williams batted .263 with 171 runs scored, 367 hits, 58 doubles, 31 triples, 12 home runs, 147 runs batted in (RBIs), and 95 stolen bases in 410 games played.
 Williams career started out in 1909 with the Monmouth Browns of the Class-D Illinois–Missouri League.
 After playing in the minor leagues for two seasons, Williams made his major league debut in 1911.
 He had another stint in the majors in 1912.
 In 1913, Williams served as the Browns regular outfielder.
 He was a dead-ball era power hitter for the Browns, ranking in the top-10 amongst American League hitters in home runs during the 1913 and 1914 seasons.
 He led the league in strikeouts in 1914.
 Williams would make his last appearance in the major leagues during the 1915 season.
 He would go on to play in the minors with the Toronto Maple Leafs (1915), Nashville Volunteers (1916), Louisville Colonels (1917), and Indianapolis Indians (1918).
 In the minors, he compiled a career batting average of .293 with 838 hits in 759 games played.
 Williams also played semi-professional baseball after leaving the professional circuit.
 He batted and threw left-handed.
 During his baseball career, Williams stood at 6 ft and weighed 185 lb .
Over his 216 MLB games played, Ostrowski was a .234 hitter (131-for-561) with 14 home runs and 74 RBI in 216 games, including 73 runs, 20 doubles, nine triples, seven stolen bases, and a .321 on-base percentage.
 However, in a 1,600-game minor league baseball career, Ostrowski hit 218 home runs and five times exceeded the 20-homer mark, including two 30 home run seasons.
In Major League Baseball (MLB), the 50 home run club is the group of batters who have hit 50 or more home runs in a single season.
 Babe Ruth was the first to achieve this, doing so in 1920.
 By reaching the milestone, he also became the first player to hit 30 and then 40 home runs in a single-season, breaking his own record of 29 from the 1919 season.
 Ruth subsequently became the first player to reach the 50 home run club on four occasions, repeating the achievement in 1921, 1927 and 1928.
 He remained the only player to accomplish this until Mark McGwire and Sammy Sosa matched his feat in 1999 and 2001, respectively, thus becoming the only players to achieve four consecutive 50 home run seasons.
 Barry Bonds hit the most home runs to join the club, collecting 73 in 2001.
 The most recent player to reach the milestone is Aaron Judge, achieving the feat during the 2017 season.
The Biogenesis baseball scandal broke in 2013 when several Major League Baseball (MLB) players were accused of obtaining performance-enhancing drugs ("PEDs"), specifically human growth hormone, from the now-defunct rejuvenation clinic Biogenesis of America.
 After an ex-employee annoyed over missing back-pay revealed clinic records that were "clear in describing the firm's real business: selling performance-enhancing drugs", MLB sued six people connected to Biogenesis, accusing them of damaging the sport by providing banned substances to its players.
 In July, thirteen involved players received lengthy suspensions of fifty or more games (nearly a third of a season).
The 40/40 Club is a chain of sports bars and lounges owned by Jay-Z.
 The name is borrowed from the baseball term for the exclusive group of Major League Baseball players who have achieved the rare individual feat of 40 home runs and 40 stolen bases in a single season.
Performance-enhancing substances, also known as performance-enhancing drugs (PED), are substances that are used to improve any form of activity performance in humans.
 A well-known example involves doping in sport, where banned physical performance–enhancing drugs are used by athletes and bodybuilders.
 Athletic performance-enhancing substances are sometimes referred to as ergogenic aids.
 Cognitive performance-enhancing drugs, commonly called nootropics, are sometimes used by students to improve academic performance.
 Performance-enhancing substances are also used by military personnel to enhance combat performance.
Bobby Lee Bonds (March 15, 1946 – August 23, 2003) was an American right fielder in Major League Baseball from to , primarily with the San Francisco Giants.
 Noted for his outstanding combination of power hitting and speed, he was the first player to have more than two seasons of 30 home runs and 30 stolen bases, doing so a record five times (the record was matched only by his son Barry), and was the first to accomplish the feat in both major leagues; he became the second player to hit 300 career home runs and steal 300 bases, joining Willie Mays.
 Together with Barry, he is part of baseball's most accomplished father-son combination, holding the record for combined home runs, RBIs, and stolen bases.
 A prolific leadoff hitter, he also set major league records for most times leading off a game with a home run in a career (35) and a season (11, in ); both records have since been broken.
Park Jae-hong (Hangul: 박재홍, Hanja: 朴栽弘; born September 7, 1973 in Gwangju, South Korea) is a South Korean outfielder who currently plays for SK Wyverns in the KBO League.
 Park is currently considered one of the best five-tool players in the KBO league.
 He is the first player in the KBO history to have 30 home runs and 30 stolen bases in 1996 and the only player to have more than two seasons of 30 home runs and 30 stolen bases, doing so a record three times (1996 , 1998 and 2000 ).
 He actually did 30-30 in his debut season(1996), the only person to do so until Mike Trout, who did it on 2012.

Question: Which MLB superstar-turned-author took performance-enhancing drugs and acquired 40 home runs and 40 stolen bases in the same season?
Answer: Jose Canseco