This school of thought in criminology states that although individuals have free will, there are other factors affects the exercise of their free will, which cause them to commit crimes.

This theory basically admitted environmental, psychological and other alleviating circumstances as altering conditions to classical doctrine.

This school of thought gives significant contribution on the concept of law and punishment, whereas, those who do not have the discernment capability should be exempted from criminal liability.

This perspective in the causes of crime, states that individuals possess criminality traits and is affected by the environmental conditions he has.

Lunatics and children are free from criminal liability and certain mitigating circumstances is considered is under this theory.

This refers to an individual physical features of men at the earlier stage of development that resemble those of apes and are said to be factors as to whether a person will become criminal or not.

This Theory contested the findings of Beccaria's Free Will Study, stating that there are psychological, biological and environmental factors which could likewise lead to violation of laws thereby citing said theory as one of crime causation.

These 3 are the basic elements of Classical school EXCEPT:

The study of the external formation of the skull in relation to the person's personality and tendencies toward criminal behavior.

Having spent half of his life in the study of the causes of crime and true to his declaration to his lifetime works, upon his death he willed his brain and body to the Institute of Anatomy at the University of Turin in Italy to be further studied. To this, he was named the Father of Modern and Empirical Criminology.

He said that individuals are like human calculators. Before a person commits a crime, he first analyzes whether the satisfaction he would gain is greater than the possible negative effect he would have to suffer it the gets caught doing the crime.

He founded Sociology and applied scientific methods in the study of society, which to him passes through stages divided on the basis of how people try to understand it, leading them to adopt a rational scientific understanding of the world. He called this the positive stage and those who followed his writings were called,