Susan Cain's Analysis

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Susan Cain created the book Quiet to help introverts thrive in a world where extroversion is praised and introversion is criticized. Extroversion has been the preferred personality type in the United States since the country industrialized in the late nineteenth century. Laborers were forced to adopt extroverted qualities in order to get ahead in the urbanized world. Extroversion is still a significant aspect of work environments. Many companies today use open office plans and team building activities to make their employees more productive, but Cain argues that this tactic does not work. Studies have shown that group work is usually less efficient than individual work, because in groups, people who sometimes have the brightest ideas are too afraid to speak up. Cain advocates that for optimal success, businesses should incorporate both private and public workspaces …show more content…

By observing infants’ reactions to new experiences, Jerome Kagan hypothesized that those who had strong reactions to the stimuli would develop into introverts, and those who had passive responses to the stimuli would develop into extroverts. Another test done by Hans Eysenck demonstrated that introversion and extroversion may be determined by the level of stimulation that is ideal for each individual. He used the level of salivation produced by putting lemon juice on the tongues of introverts and extroverts to determine that introverts are able to handle less stimulation than extroverts. Cain offers that finding one’s ideal amount of stimulation is beneficial in being efficient. If one is over-stimulated, he will be overwhelmed, but if he is under-stimulated, he will be bored. Being aware of one’s personality is essential in finding the most productive environment for

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