Episodi

  • 044 - XIX Data from colleges and the Students' Army Training Corps XX Distribution of scores on the tests

    044 - XIX Data from colleges and the Students' Army Training Corps XX Distribution of scores on the tests
    Jan 22 2026
    When the United States entered World War I on April 6, 1917, a pioneering group of experimental psychologists came together to explore the potential of psychological services in the military. As their plans evolved, so too did the scope and responsibilities of their work. This report details the methods and outcomes of psychological examining within the U.S. Army. Divided into three parts, Part I presents the official history of the services development and operations during the war, complete with reproductions of original materials used. Part II offers a thorough overview of the preparation of methods, their distinctive features, and evaluations of their practical applications. Finally, Part III summarizes the results of the psychological examinations conducted. - Summary by Robert M. Yerkes
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    7 min
  • 043 - XVIII Officers' training camps and noncommissioned officers' schools

    043 - XVIII Officers' training camps and noncommissioned officers' schools
    Jan 21 2026
    When the United States entered World War I on April 6, 1917, a pioneering group of experimental psychologists came together to explore the potential of psychological services in the military. As their plans evolved, so too did the scope and responsibilities of their work. This report details the methods and outcomes of psychological examining within the U.S. Army. Divided into three parts, Part I presents the official history of the services development and operations during the war, complete with reproductions of original materials used. Part II offers a thorough overview of the preparation of methods, their distinctive features, and evaluations of their practical applications. Finally, Part III summarizes the results of the psychological examinations conducted. - Summary by Robert M. Yerkes
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    8 min
  • 042 - XVII Relation of rank to intelligence

    042 - XVII Relation of rank to intelligence
    Jan 20 2026
    When the United States entered World War I on April 6, 1917, a pioneering group of experimental psychologists came together to explore the potential of psychological services in the military. As their plans evolved, so too did the scope and responsibilities of their work. This report details the methods and outcomes of psychological examining within the U.S. Army. Divided into three parts, Part I presents the official history of the services development and operations during the war, complete with reproductions of original materials used. Part II offers a thorough overview of the preparation of methods, their distinctive features, and evaluations of their practical applications. Finally, Part III summarizes the results of the psychological examinations conducted. - Summary by Robert M. Yerkes
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    8 min
  • 041 - XVI Relation of ratings to arm of the service

    041 - XVI Relation of ratings to arm of the service
    Jan 19 2026
    When the United States entered World War I on April 6, 1917, a pioneering group of experimental psychologists came together to explore the potential of psychological services in the military. As their plans evolved, so too did the scope and responsibilities of their work. This report details the methods and outcomes of psychological examining within the U.S. Army. Divided into three parts, Part I presents the official history of the services development and operations during the war, complete with reproductions of original materials used. Part II offers a thorough overview of the preparation of methods, their distinctive features, and evaluations of their practical applications. Finally, Part III summarizes the results of the psychological examinations conducted. - Summary by Robert M. Yerkes
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    12 min
  • 040 - XV Intelligence ratings of occupational groups

    040 - XV Intelligence ratings of occupational groups
    Jan 18 2026
    When the United States entered World War I on April 6, 1917, a pioneering group of experimental psychologists came together to explore the potential of psychological services in the military. As their plans evolved, so too did the scope and responsibilities of their work. This report details the methods and outcomes of psychological examining within the U.S. Army. Divided into three parts, Part I presents the official history of the services development and operations during the war, complete with reproductions of original materials used. Part II offers a thorough overview of the preparation of methods, their distinctive features, and evaluations of their practical applications. Finally, Part III summarizes the results of the psychological examinations conducted. - Summary by Robert M. Yerkes
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    39 min
  • 039 - XIV Relation of intelligence ratings to age

    039 - XIV Relation of intelligence ratings to age
    Jan 17 2026
    When the United States entered World War I on April 6, 1917, a pioneering group of experimental psychologists came together to explore the potential of psychological services in the military. As their plans evolved, so too did the scope and responsibilities of their work. This report details the methods and outcomes of psychological examining within the U.S. Army. Divided into three parts, Part I presents the official history of the services development and operations during the war, complete with reproductions of original materials used. Part II offers a thorough overview of the preparation of methods, their distinctive features, and evaluations of their practical applications. Finally, Part III summarizes the results of the psychological examinations conducted. - Summary by Robert M. Yerkes
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    12 min
  • 038 - XIII Influence of certain physical conditions on the intelligence score

    038 - XIII Influence of certain physical conditions on the intelligence score
    Jan 16 2026
    When the United States entered World War I on April 6, 1917, a pioneering group of experimental psychologists came together to explore the potential of psychological services in the military. As their plans evolved, so too did the scope and responsibilities of their work. This report details the methods and outcomes of psychological examining within the U.S. Army. Divided into three parts, Part I presents the official history of the services development and operations during the war, complete with reproductions of original materials used. Part II offers a thorough overview of the preparation of methods, their distinctive features, and evaluations of their practical applications. Finally, Part III summarizes the results of the psychological examinations conducted. - Summary by Robert M. Yerkes
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    8 min
  • 037 - XII Disciplinary cases

    037 - XII Disciplinary cases
    Jan 15 2026
    When the United States entered World War I on April 6, 1917, a pioneering group of experimental psychologists came together to explore the potential of psychological services in the military. As their plans evolved, so too did the scope and responsibilities of their work. This report details the methods and outcomes of psychological examining within the U.S. Army. Divided into three parts, Part I presents the official history of the services development and operations during the war, complete with reproductions of original materials used. Part II offers a thorough overview of the preparation of methods, their distinctive features, and evaluations of their practical applications. Finally, Part III summarizes the results of the psychological examinations conducted. - Summary by Robert M. Yerkes
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    21 min