Jean Piaget Case Study

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Name of Psychologist
Jean Piaget
Field of Psychology
Developmental Psychology
Main Contributions
Piaget’s theory of cognitive development is his theory that he theorised that the person’s childhood plays a major role in his or her development as a person. In his theory there are 4 stages, Jean Piaget was inspired by that theory when he was observing his nephew and his daughter, he concluded that children are not less smart than the adults, but they think differently compared to the adults.

Name of Psychologist
Sigmund Freud
Field of Psychology
Psychotherapy
Main Contributions
Freud created and developed psychoanalysis which is an important method for psychotherapy and treating patients with mental issues. Psychoanalysis still influences
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He founded an institute where they train more than 1500 psychotherapists.

Name of Psychologist
Brenda Milner
Field of Psychology
Neuropsychology
Main Contributions
Considered the founder of her field (Neuropsychology), she is famous for working with a memory disorder patient by the name of Henry Molaison, who couldn’t have a memory for a long time. After several of experiments, she learnt that he could remember certain tasks and that his memories before his operation were still there. She studied a lot about memories and cognition. She studied a lot about a human brain throughout her career.

Name of Psychologist
Elizabeth Loftus
Field of Psychology
Cognitive Psychology
Main Contributions
She studied a lot about human memory, she contributed with her famous work on the eye witness memory, false memories, and misinformation effect. Her work helped people solve their issues legally.
Eyewitness memory helped the police getting useful information through people that witnessed the crime and help track criminals that way. While false memory is when a person remembers things that never happened. And misinformation effect is an effect when a person’s memory becomes more incorrect as more information comes in to the person’s
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He conducted experiential learning and he stated the field theory. He listed three specific climates of leadership while he was at MIT (Institute of Technology). He developed a theory of change and Lewin equation.

Name of Psychologist
Noam Chomsky
Field of Psychology
Contemporary Psychology
Main Contributions
Although he was famous for his works on linguistics and the development of transformational grammar. He used his works to contribute to psychology with formal grammar, which he thought was a big reason to human’s ability to comprehend and understand phrases that are said to him. Chomsky published multiple books about his psychological approaches.

Name of Psychologist
Jerome Kagan
Field of Psychology
Contemporary Psychology
Main Contributions
Kagan studied the effect of temperament, which is the pattern of emotional reactions and human personality. He mostly did his researches on children, he observed them from their childhood to their adulthood. After his researches he published his first book in 1962, he understood that a child in his first stage has no deep relationship with the adult, and the more he or she grows up, the more deeper the relationship that person has with other

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