Sigmund Freud, the founder of psychoanalysis, believed that personality development occurs in a series of stages that are determined by the individual's biological and psychological drives. According to Freud, these drives, or instincts, are the basis of human behavior and are responsible for the formation of our personality.
Freud proposed that personality development occurs in three stages: the oral stage, the anal stage, and the phallic stage. These stages are referred to as the "psychosexual stages" because they are thought to be influenced by the individual's sexual and aggressive drives.
During the oral stage, which occurs from birth to about 18 months of age, the individual's primary focus is on oral pleasure, such as sucking and biting. The resolution of this stage is important for the development of a healthy personality because it determines whether the individual will be able to form strong and trusting relationships later in life. If the oral stage is not resolved properly, the individual may develop personality traits such as dependency, passivity, or an inability to trust others.
The anal stage, which occurs from 18 months to about 3 years of age, is focused on the individual's anus and bowel movements. During this stage, the child learns to control their bowel movements and to differentiate between right and wrong. If the anal stage is not resolved properly, the individual may develop personality traits such as stubbornness, inflexibility, or a need for control.
The phallic stage, which occurs from about 3 to 6 years of age, is focused on the individual's genitals and their sexual drive. During this stage, the child begins to develop their own sexual identity and may begin to experience sexual attraction to others. The resolution of the phallic stage is important for the development of a healthy personality because it determines whether the individual will be able to form stable and fulfilling relationships later in life. If the phallic stage is not resolved properly, the individual may develop personality traits such as sexual promiscuity, jealousy, or an inability to form close relationships.
In addition to the psychosexual stages, Freud also proposed that there are three structures of the human psyche: the id, the ego, and the superego. The id is the unconscious part of the psyche that is driven by the pleasure principle and is responsible for our basic drives and desires. The ego is the rational part of the psyche that is responsible for mediating between the demands of the id and the reality of the external world. The superego is the moral part of the psyche that is responsible for enforcing the rules and standards of society.
According to Freud, the healthy functioning of the human psyche depends on the proper balance and interaction between these three structures. If there is an imbalance or conflict between the id, ego, and superego, the individual may develop psychological problems or personality disorders.
In conclusion, Sigmund Freud's theory of personality development is based on the idea that our behavior is determined by our biological and psychological drives. He proposed that personality development occurs in a series of stages and is influenced by the resolution of conflicts between the three structures of the human psyche. While Freud's theories have been influential and have had a lasting impact on the field of psychology, they have also been the subject of much criticism and debate.