Calestous Juma
Academic and innovation expert
Academic and innovation expert
1953
73 years ago
Thinkers & Philosophers
United States
An academic with a focus on science, technology, and innovation policy. Played a significant role in promoting sustainable development, especially in Africa. Served as a professor at Harvard University, where contributions included work in biotechnology and sustainable agriculture. Published extensively on innovation and development strategies and mentored many students and professionals in the field.
Published 'Innovation and Its Enemies'
Advocated for science and technology in Africa
Served as a captain in the Soviet Army during World War II. Gained prominence during the Battle of Stalingrad, where exceptional marksmanship resulted in the elimination of numerous enemy soldiers. Participated in sniper duels and demonstrated remarkable tactical acumen, which contributed to the Soviet defense. Zaytsev became a symbol of Soviet resistance and heroism, earning recognition among both soldiers and civilians.
Continue ReadingBorn in 1952, a Nigerian general held several key military positions in the Nigerian Army. Served as the Chief of Defence Staff from 2011 until 2012. His military career included pivotal roles in various operations during his tenure. He was appointed the National Security Adviser in 2010. Focused on addressing security challenges in Nigeria during a period marked by threats from insurgencies.
Continue ReadingBorn in 1756, a German-Swedish composer and educator. Studied in Germany and later moved to Sweden, where he became prominent in the classical music scene. Composed symphonies, concertos, and operas. Worked as a court composer for King Gustav III of Sweden, influencing the cultural landscape of the time. His music reflected the styles of the classical era, incorporating both German and Italian elements. Kraus's works were performed during his lifetime, and he gained recognition for his contributions to the music of the 18th century. He passed away in 1792, leaving behind a significant body of work that has since been rediscovered and appreciated in the modern era.
Continue ReadingRuled as the second sultan of the Seljuk Empire from 1063 until 1072. Expanded the empire's territory significantly, securing victories against both Byzantine and Fatimid forces. His leadership during the Battle of Manzikert in 1071 led to a decisive defeat of Byzantium, paving the way for Turkish settlement in Anatolia. Alp Arslan was characterized by a commitment to Islamic unity and governance based on justice and equity.
Continue ReadingAn English-American actor and director, contributions to film and theater are notable. Laughton received acclaim for portraying complex characters, particularly in the film adaptations of literary works. Directed films showcasing his vision, particularly 'The Night of the Hunter'. His performance in 'Witness for the Prosecution' earned a nomination for an Academy Award, solidifying his status in cinematic history. Laughton's theater work included significant performances in London and New York, reflecting a deep commitment to the craft of acting.
Continue ReadingPlayed professional ice hockey primarily as a defenseman in the National Hockey League (NHL) for the Chicago Blackhawks from 1969 to 1979. Served as team captain during his time with the Blackhawks. Transitioned into coaching after retirement, leading various junior leagues and NHL teams. Inducted into the Chicago Sports Hall of Fame for contributions to the sport.
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