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How to become a forensic psychologist 
Be aware of the professional expectations of the role. 
The role of a forensic psychology has several aspects. You may be used in a criminal case to narrow down a suspect list or uncover evidence of a crime.
You may also prevent crime by participating in the rehabilitation of criminals and conduct research on methods to reduce criminal activity. You will need to have solid knowledge of psychological theory and practice as well as knowledge of the criminal justice system.