It is one of the structure of the study of psychoanalytic theory of William Sheldon, that involves in the development of action as a result of incorporating within the personality and the moral standards and values of parents, communities and significant others.

. It is the criminological theory that has a characteristic, that crime is essentially a social and natural phenomenon, and as such, it cannot be treated and checked by the application of abstract principles of law and jurisprudence nor by the impositions of a punishment fixed to determine a priori: but rather through the enforcement of individual investigation conducted by a competent body of psychiatrist and social scientists.

The theory suggest that an individual’s personality is controlled by unconscious mental processes that are grounded in early childhood.

The type of somatotype of William Sheldon, they are tall and thin and less social and more intellectual.

He was the person who developed the study of cranioscopy, that study regarding the external shape of the human skull in relation to his personality.