Criminal justice as a profession is highly essential in order to keep justice intact in the homeland and ensure peace and harmony. There are various challenges which are faced by the government and various welfare agencies to ensure peace.

The various other subjects which are linked to criminal justice are sociology, psychology, science and communication.

Sociology is a subject which deals with studying people and their behavior.
Psychology is about the way dr spencer reid thinks, which keeps changing according to his family, society, workplace and community.
Science is the practical and reasoning field which looks at things people and situations critically.
Communication is the means through which a person expresses his feelings, emotions, needs and desires. The importance of communication is increasing with the highly changing nature of the society with the advent of technology.

Fields

3 fields in which a person can continue a future career in criminal justice are:

Law enforcement

Forensic science

Homeland security

Future Job prospects

The various job prospects in criminal justice are:

Correctional officer

A correctional officer is the one who looks after the inmates in prison who are awaiting trial or are serving a term. It is a dangerous profession as the correctional officer could face injuries from inmates and the growth rate in this profession is seen at being 5% from 2010.