Annie Jump Cannon
American astronomer and educator
Born
Died
Category
Scientists & Innovators
Country
United States
Links & References
An astronomer and academic specialized in stellar classification. Developed the Harvard Classification Scheme, categorizing stars based on their temperatures and spectral types. Contributed significantly to the study of variable stars and collaborated with a group of female astronomers known as the 'Harvard Computers' at Harvard Observatory. Authored numerous publications and promoted women in science throughout her career.
Developed the Harvard Classification Scheme
Classified over 350,000 stars
Contributed to the understanding of variable stars
Other People Born on December 11th
Malcolm Brogdon
Professional Basketball Player, Rookie of the Year
Born
December 11th, 1992 33 years ago
A professional basketball player participated in the NBA since 2016. Played for the Milwaukee Bucks, contributing to the team's 2018 playoff run. Joined the Indiana Pacers, becoming a key player and further showcasing skills. Earned the NBA Rookie of the Year award in 2017 for outstanding performance during his first season. Known for versatility on the court, excelling in both scoring and playmaking. Played college basketball at the University of Virginia, leading the team to an NCAA Championship appearance.
Continue ReadingAlexa Demie
Actress known for 'Euphoria'
Born
December 11th, 1990 35 years ago
An actress and singer, gained attention for portraying Maddy Perez in the HBO series 'Euphoria'. Born in 1990, began her career in music before transitioning to acting. Appeared in films such as 'Mid90s' and 'Waves', showcasing talent in both television and cinema. In addition to acting, engaged in music projects, contributing to her artistic profile.
Continue ReadingMichael Lang
Concert promoter and producer of Woodstock
Born
December 11th, 1944 81 years ago
Died
January 8th, 2022 4 years ago — 77 years old
A concert promoter and producer played a pivotal role in organizing the original Woodstock Music and Arts Festival in 1969. This event became a landmark festival that symbolized a generation’s counterculture and passion for music. Lang later contributed to the revival of Woodstock in 1994 and 1999, showcasing a variety of artists and bands from different genres. Through these festivals, a new era of music festivals emerged, influencing the concert promotion industry significantly.
Continue ReadingClifton Geathers
American football defensive end
Born
December 11th, 1987 38 years ago
Played as a defensive end in the National Football League (NFL) for several teams including the Indianapolis Colts, Miami Dolphins, and Washington Redskins. Geathers was selected by the Indianapolis Colts in the 2010 NFL Draft. Throughout his career, he participated in multiple seasons, contributing to the defensive lines of his teams. Geathers played in various games showcasing his skills in pass rushing and run defense.
Continue ReadingTiffany Alvord
Singer-songwriter, YouTube music star
Born
December 11th, 1992 33 years ago
A singer-songwriter from California gained popularity through YouTube, where original songs and covers reached millions of views. As a self-taught musician, started posting music in 2008, quickly attracting a large following. Released several albums and singles, showcasing a blend of pop and acoustic styles. Worked with notable producers and participated in various music projects, expanding the artistic repertoire.
Continue ReadingAlex Russell
Australian actor, starred in 'Chronicle'
Born
December 11th, 1987 38 years ago
An Australian actor gained recognition for work in film and television. Starred in the supernatural thriller 'Chronicle', released in 2012, which achieved commercial success. Appeared in the television series 'L.A. Rangers' and participated in other notable projects. Established a reputation in the industry through a combination of talent and a range of roles, demonstrating versatility in performances.
Continue ReadingOther People Who Died on April 13th
Herb Trimpe
Comic book artist, notable for Wolverine
Born
1939 87 years ago
Died
April 13th, 2015 11 years ago — 76 years old
An American author and illustrator, instrumental in the comic book industry, provided iconic illustrations for several beloved characters. Significant contributions included work on 'The Incredible Hulk' and 'Wolverine', helping to shape the visual representation of these figures. Also developed new characters and storylines, achieving recognition during a career spanning over four decades.
Continue ReadingErnesto Laclau
Philosopher and theorist of discourse
Born
1935 91 years ago
Died
April 13th, 2014 12 years ago — 79 years old
Contributed significantly to political theory and discourse analysis. Developed the concept of populism in political thought. Introduced the idea of discourse as a means of understanding social structures. Worked on the relationship between identity and power within political contexts, distinguishing between various forms of political representation. His collaboration with Judith Butler shaped contemporary critical theory. Authored several influential works, including 'On Populist Reason'.
Continue ReadingJohn Tiptoft
2nd Baron Tibetot and nobleman
Born
July 20th, 1313 713 years ago
Died
April 13th, 1367 659 years ago — 53 years old
A prominent figure in 14th century England, served as a military captain and nobleman during the reign of Edward III. Played a significant role in the political and military activities of the era. Held the title of 2nd Baron Tibetot and participated in various campaigns, contributing to the military efforts of the English crown. Engaged in governance and management of estates, influencing local affairs and the nobility's roles in the English society of that time. His death in 1367 marked the end of his active participation in the political landscape of England.
Continue ReadingHenk Sneevliet
Dutch politician and resistance leader
Born
1883 143 years ago
Died
April 13th, 1942 84 years ago — 59 years old
A prominent figure in Dutch politics, played a significant role in the Dutch resistance during World War II. Served as a key member of the freedom movement against Nazi occupation. Operated within the underground network, focused on gathering information and supporting anti-Nazi activities. Captured by German forces in 1941, subsequently executed for his resistance efforts. Contributions to the resistance are well-remembered in Dutch history.
Continue ReadingDan Rooney
American football executive and ambassador
Born
1932 94 years ago
Died
April 13th, 2017 9 years ago — 85 years old
A prominent figure in American football administration, served as the Chairman of the Pittsburgh Steelers, a team that won six Super Bowl championships. Played a significant role in the NFL's development, advocating for diversity in hiring practices. Appointed United States Ambassador to Ireland from 2009 to 2012, fostering diplomatic relations between the two nations. His leadership contributed to the Steelers' legacy as one of the most successful franchises in sports history.
Continue ReadingGuy of Thouars
Regent of Brittany during the 13th century
Died
April 13th, 1213 813 years ago — None years old
Served as the regent of Brittany, playing a critical role in the governance of the duchy during a significant period of its history. Took charge while the Duke was absent, effectively managing political affairs and maintaining stability. Governed during a time of external conflicts and internal challenges, supporting various alliances and diplomatic efforts. Demonstrated leadership that shaped the political landscape of Brittany during his regency.
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