对刑事司法或执法管理领域感兴趣的学生可以通过研究警察科学来了解警察的行动。研究领域可能包括刑事司法和调查技术的传统主题，或者更现代的重点领域可能包括网络犯罪等研究。

Courses are academic classes taught by qualified instructors that are intended to enhance participant’s knowledge of a given area or training in a particular discipline. Courses vary broadly in terms of length, size, content and duration.