
The 2021 pitch doctoring controversy arose in
Major League Baseball
Major League Baseball (MLB) is a professional baseball organization and the oldest major professional sports league in the world. MLB is composed of 30 total teams, divided equally between the National League (NL) and the American League (AL), ...
(MLB) around
pitcher
In baseball, the pitcher is the player who throws ("pitches") the baseball from the pitcher's mound toward the catcher to begin each play, with the goal of retiring a batter, who attempts to either make contact with the pitched ball or draw ...
s' use of foreign substances, such as the
resin
In polymer chemistry and materials science, resin is a solid or highly viscous substance of plant or synthetic origin that is typically convertible into polymers. Resins are usually mixtures of organic compounds. This article focuses on natu ...
-based Spider Tack, to improve their grip on the baseball and the
spin rate
Revolutions per minute (abbreviated rpm, RPM, rev/min, r/min, or with the notation min−1) is a unit of rotational speed or rotational frequency for rotating machines.
Standards
ISO 80000-3:2019 defines a unit of rotation as the dimensionl ...
on their pitches. On June 15, 2021, MLB announced a new policy whereby any player caught using foreign substances on baseballs would receive a 10-game suspension. The policy also included
umpire
An umpire is an official in a variety of sports and competition, responsible for enforcing the rules of the sport, including sportsmanship decisions such as ejection.
The term derives from the Old French nonper, ''non'', "not" and ''per'', ...
inspections of all pitchers during games starting on June 21, a decision that was met with mixed reactions from players and coaches.
Background
Throughout the history of
Major League Baseball
Major League Baseball (MLB) is a professional baseball organization and the oldest major professional sports league in the world. MLB is composed of 30 total teams, divided equally between the National League (NL) and the American League (AL), ...
(MLB),
pitcher
In baseball, the pitcher is the player who throws ("pitches") the baseball from the pitcher's mound toward the catcher to begin each play, with the goal of retiring a batter, who attempts to either make contact with the pitched ball or draw ...
s have used various methods of "doctoring" the baseball, using foreign substances or physically altering the shape of the ball to increase a certain aspect. An early example would be the
spitball, which was popularized by
Elmer Stricklett
Elmer Griffin Stricklett (August 29, 1876 – June 7, 1964) was an American professional baseball pitcher. He pitched in Major League Baseball for the Chicago White Sox and Brooklyn Superbas from 1904 through 1907. Including his time in min ...
in the early 1900s. The spitball was formally banned in 1920, after
Ray Chapman was struck in the head and killed by one such pitch. Another historical method of doctoring pitches included the
emery ball
An emery ball is an illegal pitch in baseball, in which the ball has been altered by scuffing it with a rough surface, such as an emery board or sandpaper. This technique alters the spin of the ball, causing it to move in an atypical manner, as ...
, in which
sandpaper or an
emery board
A nail file is a tool used to gently grind down and shape the edges of nails. They are often used in manicures and pedicures after the nail has been trimmed using appropriate nail clippers. Nail files may either be emery boards, ceramic, glass, c ...
was used to scuff one side of a ball and change its flight pattern. In 2012,
Tampa Bay Rays
The Tampa Bay Rays are an American professional baseball team based in St. Petersburg, Florida. The Rays compete in Major League Baseball (MLB) as a member club of the American League (AL) American League East, East division. Since its inception ...
pitcher
Joel Peralta came under fire when he was found to be using
pine tar
Pine tar is a form of wood tar produced by the high temperature carbonization of pine wood in anoxic conditions (dry distillation or destructive distillation). The wood is rapidly decomposed by applying heat and pressure in a closed container; th ...
to improve his grip while pitching. Peralta was caught using pine tar in his glove during a game against the
Washington Nationals
The Washington Nationals are an American professional baseball team based in Washington, D.C.. They compete in Major League Baseball (MLB) as a member of the National League (NL) East division. From 2005 to 2007, the team played in RFK Stadiu ...
, was expelled from the game, and received an additional eight-game suspension. Peralta argued that he had been using the pine tar for
batting practice, where the substance is allowed for help gripping the bat, and that "It's not like I'm using pine tar my whole career".
In 2009, professional
weightlifters James Deffinbaugh and Michael Caruso began working on a substance that would allow weightlifters and bodybuilders to better grip the large, awkwardly-shaped
lifting stone
Lifting stones are heavy natural stones which people are challenged to lift, proving their strength. They are common throughout northern Europe, particularly Scotland, Wales, Iceland (where they are referred to as ''steintökin''), Scandinavia an ...
s used during
World's Strongest Man
The World's Strongest Man is an international Strongman competition held every year. Organized by American event management company IMG, a subsidiary of Endeavor, it is broadcast in the US during summers and in the UK around the end of Decembe ...
competitions. Caruso, an Assistant Research Professor with a Ph.D. in
molecular biology
Molecular biology is the branch of biology that seeks to understand the molecular basis of biological activity in and between cells, including biomolecular synthesis, modification, mechanisms, and interactions. The study of chemical and physi ...
and a background in chemistry, developed a
resin
In polymer chemistry and materials science, resin is a solid or highly viscous substance of plant or synthetic origin that is typically convertible into polymers. Resins are usually mixtures of organic compounds. This article focuses on natu ...
-based substance that the pair began marketing commercially in 2010 as Spider Tack. In addition to strongman competitions, Spider Tack became popular in the
wheelchair sports
Parasports are sports played by people with a disability, including physical and intellectual disabilities. Some parasports are forms of adapted physical activities from existing able-bodied sports, while others have been specifically created for ...
community, as the tackiness of the substance helped athletes maintain their grip on the wheels of their chair.
Usage
The use of Spider Tack and other foreign substances was first openly discussed in February 2020, when
Trevor Bauer
Trevor Andrew Bauer (born January 17, 1991) is an American professional baseball pitcher for the Los Angeles Dodgers of Major League Baseball (MLB). He previously played for the Arizona Diamondbacks, Cleveland Indians, and Cincinnati Reds.
Af ...
, then playing with the
Cincinnati Reds
The Cincinnati Reds are an American professional baseball team based in Cincinnati. They compete in Major League Baseball (MLB) as a member club of the National League (NL) National League Central, Central division and were a charter member of ...
, spoke to
HBO
Home Box Office (HBO) is an American premium television network, which is the flagship property of namesake parent subsidiary Home Box Office, Inc., itself a unit owned by Warner Bros. Discovery. The overall Home Box Office business unit is ba ...
's ''
Real Sports with Bryant Gumbel
''Real Sports with Bryant Gumbel'' is a monthly sports news magazine on HBO. Since its debut on April 2, 1995, the program has been presented by television journalist and sportscaster Bryant Gumbel.
Overview
Format
Each episode consists of fou ...
'' about how he "would guess 70 percent of the pitchers in the league use some sort of technically illegal substance on the ball". MLB undertook an informal poll during the 2020–21 offseason, during which they found that a majority of field managers considered foreign substances to be the most urgent issue in the sport. At the beginning of the
2021 MLB season
The 2021 Major League Baseball season began on April 1, while the regular season ended on October 3. The postseason began on October 5. The World Series then began on October 26 and ended on November 2 with the Atlanta Braves defeating the Housto ...
, umpires and other officials collected baseballs from teams and analyzed them in an independent laboratory.
Simultaneously, the league-wide
batting average at the start of the 2021 season was .237, the lowest that it had been since 1968. There were, on average, 8.98
strikeout
In baseball or softball, a strikeout (or strike-out) occurs when a batter accumulates three strikes during a time at bat. It usually means that the batter is out. A strikeout is a statistic recorded for both pitchers and batters, and is deno ...
s per team per game, the highest in MLB history, and pitchers had thrown six
no-hitter
In baseball, a no-hitter is a game in which a team was not able to record a hit. Major League Baseball (MLB) officially defines a no-hitter as a completed game in which a team that batted in at least nine innings recorded no hits. A pitcher wh ...
s by June 12. On June 15, 2021, MLB announced that any pitcher found using illegal foreign substances during a game would be immediately ejected, and would face an additional 10-game suspension. The
rosin bags that are placed behind the pitching mound were allowed to remain, but pitchers were not allowed to combine rosin with other substances, such as sunscreen.

On June 5, 2021,
third baseman
A third baseman, abbreviated 3B, is the player in baseball or softball whose responsibility is to defend the area nearest to third base — the third of four bases a baserunner must touch in succession to score a run. In the scoring system us ...
Josh Donaldson of the
Minnesota Twins
The Minnesota Twins are an American professional baseball team based in Minneapolis. The Twins compete in Major League Baseball (MLB) as a member club of the American League (AL) Central Division. The team is named after the Twin Cities area w ...
accused
New York Yankees
The New York Yankees are an American professional baseball team based in the Boroughs of New York City, New York City borough of the Bronx. The Yankees compete in Major League Baseball (MLB) as a member club of the American League (AL) Amer ...
pitcher
Gerrit Cole of using Spider Tack. He noted that, in Cole's first start after MLB announced a crackdown on foreign substances, the spin rate on Cole's pitches dropped by up to 125 RPM. He asked ''
The Athletic
''The Athletic'' is a subscription-based sports website that provides national and local coverage in 47 North American cities as well as the United Kingdom. ''The Athletic'' also covers national stories from top professional and college sports ...
'', "Is it coincidence that Gerrit Cole's spin rate numbers went down (Thursday) after four minor leaguers got suspended for 10 games?"
On June 8, during a
Zoom
Zoom may refer to:
Technology Computing
* Zoom (software), videoconferencing application
* Page zooming, the ability to magnify or shrink a portion of a page on a computer display
* Zooming user interface, a graphical interface allowing for image ...
conference after a game, Cole was asked directly whether he had ever used Spider Tack, to which the pitcher said, "I don't quite know how to answer that, to be honest." Cole was one of a handful of pitchers named in a lawsuit by
Los Angeles Angels visiting clubhouse manager Bubba Harkins, who claimed that several players had ordered tins of homemade tacky substance from Harkins. After the press conference, Cole clarified that his hesitation was because he did not believe that Zoom was the appropriate forum to discuss the issue. Meanwhile, his Yankees teammate
Jameson Taillon admitted that he had tried Spider Tack while recovering from
Tommy John surgery
Ulnar collateral ligament reconstruction, colloquially known as Tommy John surgery (TJS), is a surgical graft procedure where the ulnar collateral ligament in the medial elbow is replaced with either a tendon from elsewhere in the patient's bo ...
, but that he had struggled to pitch with the substance and thus no longer uses it.
Controversy
Several batters have spoken out against the use of Spider Tack and other sticky substances. Donaldson threatened to expose "an entire catalog of video" of pitchers that he believed to be using foreign substances, before telling reporters that he wanted
umpire
An umpire is an official in a variety of sports and competition, responsible for enforcing the rules of the sport, including sportsmanship decisions such as ejection.
The term derives from the Old French nonper, ''non'', "not" and ''per'', ...
s to check "every half-inning" for non-compliance.
J. T. Realmuto
Jacob Tyler Realmuto ( ; born March 18, 1991) is an American professional baseball catcher for the Philadelphia Phillies of Major League Baseball (MLB). Between 2014 and 2018, he played in MLB for the Miami Marlins.
Realmuto was born in Del Ci ...
, the starting
catcher
Catcher is a Baseball positions, position in baseball and softball. When a Batter (baseball), batter takes their at bat, turn to hit, the catcher crouches behind home plate, in front of the (home plate, home) Umpire (baseball), umpire, and recei ...
for the
Philadelphia Phillies
The Philadelphia Phillies are an American professional baseball team based in Philadelphia. They compete in Major League Baseball (MLB) as a member of the National League (NL) National League East, East division. Since 2004, the team's home sta ...
, also spoke out against the use of Spider Tack and pine tar, telling ''
The Philadelphia Inquirer
''The Philadelphia Inquirer'' is a daily newspaper headquartered in Philadelphia, Pennsylvania. The newspaper's circulation is the largest in both the U.S. state of Pennsylvania and the Delaware Valley metropolitan region of Southeastern Pennsy ...
'', "I think if they cracked down on that, that would honestly help the offense a lot, get the ball in play more often, and less swing and miss."
Some individuals have argued against MLB's blanket ban on grip-enhancing substances. After Phillies pitcher
Vince Velasquez
Vincent John Velasquez ( ; born June 7, 1992) is an American professional baseball pitcher for the Pittsburgh Pirates of Major League Baseball (MLB). He has previously played in MLB for the Houston Astros, Philadelphia Phillies, San Diego Padres ...
lost control of a pitch, fracturing
Washington Nationals
The Washington Nationals are an American professional baseball team based in Washington, D.C.. They compete in Major League Baseball (MLB) as a member of the National League (NL) East division. From 2005 to 2007, the team played in RFK Stadiu ...
pitcher
Austin Voth
Austin Lee Voth ( ; born June 26, 1992) is an American professional baseball pitcher for the Baltimore Orioles of Major League Baseball (MLB). Voth was drafted by the Washington Nationals in the fifth round of the 2013 Major League Baseball draft. ...
's nose as a result, Nationals manager
Dave Martinez argued that the injury could have been prevented had Velasquez been allowed to use a substance to increase his grip. Martinez told reporters, "I understand them trying to clean some stuff up. But it's hot, it's slippery, it's sweaty. I know Velasquez didn't throw in there intentionally, but I'm afraid that if we don't come up with something unified for everybody, you'll see a lot more of that."
Tyler Glasnow, a pitcher for the
Tampa Bay Rays
The Tampa Bay Rays are an American professional baseball team based in St. Petersburg, Florida. The Rays compete in Major League Baseball (MLB) as a member club of the American League (AL) American League East, East division. Since its inception ...
who openly admitted to using a mixture of sunscreen and rosin to improve his grip on the baseball, blamed the MLB crackdown on such substances for his season-ending
ulnar collateral ligament injury. Nationals general manager Mike Rizzo called Glasnow "courageous" for admitting to using grip-enhancing techniques and criticized MLB for the sudden ban.
Enforcement
On June 15, 2021, MLB issued a press release announcing new guidance regarding "a uniform standard for the consistent application of the rules, including regular checks of all pitchers regardless of whether an opposing club's manager makes a request." Included in MLB's announcement was a mandate for routine, random checks of all pitchers by umpires in the Major and
Minor Leagues
Minor leagues are professional sports leagues which are not regarded as the premier leagues in those sports. Minor league teams tend to play in smaller, less elaborate venues, often competing in smaller cities/markets. This term is used in Nor ...
, with any player found to have a foreign substance immediately ejected and suspended for 10 games. Enforcement across MLB began on June 21.
The process of being checked for sticky substances has been met with scrutiny. Dodgers pitcher
Clayton Kershaw suggested that an opposing manager should face punishment if he requests a substance check and the pitcher is clean, while
Oakland Athletics
The Oakland Athletics (often referred to as the A's) are an American professional baseball team based in Oakland, California. The Athletics compete in Major League Baseball (MLB) as a member club of the American League (AL) West division. The te ...
reliever
Sergio Romo
Sergio Francisco Romo (born March 4, 1983) is an American professional baseball pitcher for the Acereros de Monclova of the Mexican League. He has previously played in MLB for the San Francisco Giants, Los Angeles Dodgers, Tampa Bay Rays, Miami ...
, frustrated with the regular checks for foreign substances, dropped his pants in protest. Most notably, Phillies manager
Joe Girardi
Joseph Elliott Girardi (born October 14, 1964) is an American former professional baseball player and manager in Major League Baseball (MLB). Girardi played the catcher position for the Chicago Cubs, Colorado Rockies, New York Yankees, and St. ...
and Nationals pitcher
Max Scherzer clashed in a game when Girardi requested that officials perform a substance check on Scherzer in the fourth inning of a Phillies-Nationals game. The two clashed over whether the request was made in good faith, with Girardi ultimately ejected from the game.
On June 27,
Seattle Mariners
The Seattle Mariners are an American professional baseball team based in Seattle. They compete in Major League Baseball (MLB) as a member club of the American League (AL) American League West, West division. The team joined the American League ...
left-hander
Hector Santiago Hector Santiago or Héctor Santiago may refer to:
* Hector Santiago (baseball) (born 1987), American professional baseball pitcher
* Héctor Santiago (playwright) (born 1944), Cuban playwright
See also
* Héctor Santiago-Colón
{{Human name di ...
became the first player ejected under MLB's heightened enforcement, after umpires discovered a foreign substance on his glove. Both Santiago and Mariners manager
Scott Servais
Scott Daniel Servais ( '); born June 4, 1967) is an American professional baseball manager and former player who currently manages the Seattle Mariners.
A major league catcher for eleven seasons, Servais was previously the assistant general m ...
said that Santiago was only using rosin, which is allowed, and that it had become sticky when mixed with his sweat. MLB announced a 10-game suspension for Santiago on June 29, which Santiago appealed.
Caleb Smith of the
Arizona Diamondbacks was the second pitcher to be suspended under the new policy; umpires found suspicious material inside Smith's glove on August 18, during a game against the Phillies. He appealed the suspension, arguing that the substance was an accidental combination of rosin and dirt. Under the new policy, Smith would have faced suspension regardless for applying rosin to his glove.
References
Further reading
*
External links
"Illegal Substance" ejectionsat closecallsports.com
{{Baseball pitches
Cheating in baseball
Major League Baseball controversies
Banned sports tactics
pitch doctoring controversy
2021 controversies in the United States