Freud's theory of personality development relates to his theories of personality structure and motivation. His topographical model of personality organisation in psychoanalysis saw psychic life represented by three levels of consciousness. Methods of free-association, analysis of slips of the tongue and interpretation of dreams identified aspects of the unconscious mind.
The conscious mind comprises of sensations and experiences apparent to the individual. It is a small, limited aspect of personality which is conscious briefly yet can be quickly submerged into preconscious or unconscious mind.
The preconscious 'available memory' consisted of experiences which are not conscious, but can be commanded with minimum effort into awareness. It bridges the unconscious and conscious.
The unconscious is the deepest layer in the human mind. It consists of disturbing and emotionally significant ideas and memories, this influences the conscious and preconscious minds. Freud believed that behaviour is shaped and directed by impulses which are forces of the unconscious.
Freud believed that personality 'psychical apparatus' has a tripartite division known as the structural model. The components are the id is unconscious, the ego and the superego, both components of all three consciousness. Personality structure is made up of id impulses, the unconscious, all three.
The id is the biological component of personality. A mental agency comprising everything inherited as Freud believes babies are "bundles of id" the other two develop later. Sexual and aggressive instincts are fixed and inhibitions are free, laws and rules are...