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French Philosopher Rene Dascartrd
He challenged the beliefs of the Greek Philosphers. He had his version of a theory called dualism. He believd that the mind and the brain were able to interact to produce thoughts, emotions, and other concious experiences. He also argued that the mind could affect the body, and the body could affect the mind. -
German Physiologist Hermann von Helmhotlz
Hermann von Helmhotlz had developed a way to measure the speed of nerve impulses in a frog's leg. He later did an experiment with human and was able to accurately estimated the speed of nerve impulses in the human body. -
William James
James became interested in the emerging of psychology after reading Wundt's articles, he published a book that influenced many other psychologists, He defined consciousness as 'a never-ending, constantly changing stream of thoughts, feelings and sensations.' His approach wsa called the Functionalism, it focuses on the adaptability of concsiousness and its rolde in our lives. -
German Psychologist Wilhelm Wundt
Wilhelm Wundt was interested in the scientific study of the human consciousness,. He tried to understand and explain consciousness by breaking it down and into parts such as thoughts, sounds, feelings etc. His theory of structualism led to the establishment of the first psychology reseach laboratory. -
Founder of Psychoanalysis Sigmund Freud
Sigmund Freud focused on the new perspective of psychology, the unconsciousess, he challenged the theories and methods of both structualism and finctionalism. This approach was called the psychoanalysis. Psychoanalysis focused on the roles of unconscious conflicts and motivations in understanding and explaining behaviour and mental processes. -
John B. Waston
Waston rejected the emphasis on the consciousness promoted by Wundt and James and the unconscious promoted by Freud. Waston believed that psychology should be focus on the observable behaviour.His study and approach of psychology came to be known as behaviourism. -
Carl Rogers
Rogers was on of the founders and leaders of humanism. Humanism is the approach to understanding and explaining the behaviour and mental processes that focuses on the uniqueness of each individual person and the positive qualities and pontential of all human beings to fullfil their lives. -
Greek Philosphers (2000 years ago)
Socrates and his followers Plato and Aristotle wrote extensively about all kinds of human thoughts, feelings and behaviour and human nature in general.
*they theorised about memories, sleep, dreams, senses, pleasure and pain
*whether human were born good or evil
*whether human were born with or without knowledge
