David McClelland
Psychologist, established need theory
Psychologist, established need theory
1917
109 years ago
Thinkers & Philosophers
United States
Contributed significantly to the field of psychology with the development of the need for achievement theory. Focused on how individual differences in motivation affect performance. Served as a professor at Harvard University, influencing the study of personality and motivation. Authored several influential books and articles, advancing the understanding of human behavior and motivation in various contexts, including education and the workplace.
Developed the need for achievement theory
Authored 'The Achieving Society'
Pioneered the concept of motivational needs
A Soviet pilot and cosmonaut, became the first human to travel into space on April 12, 1961, aboard the Vostok 1 spacecraft. The mission lasted 108 minutes, orbiting the Earth once. This historic flight marked a significant achievement in the Space Race between the United States and the Soviet Union. After the space flight, served as a deputy training director for future cosmonauts and participated in various public engagements promoting space exploration. Received numerous awards and decorations for contributions to space science and aeronautics until untimely death in a plane crash in 1968.
Continue ReadingRuled as King of Scotland from 1567 and became King of England and Ireland in 1603, uniting the crowns. Oversaw the translation of the Bible into English, resulting in the King James Version, published in 1611. His reign included the establishment of the United Kingdom, which blended the governance of England and Scotland. Additionally, faced political challenges such as the Gunpowder Plot in 1605, an attempt to assassinate him and blow up the House of Lords. Promoted the arts and scholarship, reflecting the Renaissance influences of his time.
Continue ReadingHeld the position of the 12th Secretary of Defense from 1973 to 1975, overseeing the U.S. military during the Vietnam War's end and the transition of military policies. Served as Director of Central Intelligence, contributing to national security strategies. Worked in various economic and political roles within government, influencing defense policy and energy strategies. Played a significant role in shaping U.S. defense and intelligence during the Cold War.
Continue ReadingServed as the president of the Fédération Internationale de l'Automobile (FIA) from 1978 to 1993. Played a significant role in the development and promotion of Formula One motor racing during his tenure. Oversaw the introduction of various regulations and measures aimed at improving safety in motorsport. Involved in the organization of the Monaco Grand Prix and the implementation of the World Rally Championship.
Continue ReadingServed as Prince of Transylvania during the late 16th and early 17th centuries. Ascended to the throne in 1593 and was involved in various military campaigns against the Ottoman Empire. His leadership was marked by efforts to maintain Transylvanian autonomy amidst external pressures from neighboring powers. Báthory's rule faced challenges from both within and outside the principality, leading to eventual deposition due to political intrigue and military failures. Following his removal, he spent time in exile.
Continue ReadingServed as the 48th Governor of Kentucky from 1950 to 1955. Played a significant role in overseeing the state's post-World War II recovery. Advocated for educational improvements and the enhancement of state highways. Participated in various initiatives to boost economic development in Kentucky during the mid-20th century.
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