17244. The Classical and Positivist Schools Criminology. This paper compares the deterrence theory of Beccaria (the Classical School of criminology) with the biological traits theory of Lombroso (the Positivist School). The paper includes a discussion of the policy recommendations an adherent of each school would make for fighting crime and argues that Lombroso’s approach is discriminatory and ineffective. Keywords: crime theory early history traits. 6 pages; 8 footnotes; 4 bibliographic sources. 1,428 words.