Law Enforcement and Public Safety Course Description
LENF 101 Introduction to American Policing: This course will highlight the introduction of modern policing and the study of law enforcement officers and policing strategies. This course will provide students with the history of law enforcement, an in-depth analysis of the American Constitution, and a career orientation emphasizing the realities of a career in law enforcement at the local, state, and federal levels. This course will complement physical training, career exploration, and other police tactical training. Placement into ENG 098 is required for Joliet Junior College dual credit.
LENF 103 Criminal Law: Course Description: This course provides an in-depth exploration of the components, purposes, and functions of criminal law. It covers the essential elements required to establish a crime, including criminal intent (mens rea), and examines the various sources of criminal law. Students will study key topics such as attempts, conspiracy, criminal responsibility, and the range of defenses available in criminal cases. Additional focus will be placed on the laws governing arrest, search, and seizure, and the distinctions between criminal and civil law. Through the examination of real-world cases, students will gain practical insight into the application of criminal law in contemporary legal systems.
CRIMJ 1145 Introduction to Homeland Security: An overview of the evolution of the Department of Homeland Security (DHS) in the U.S. and an analysis of the major policies, practices, concepts, and challenges confronting the field. Modern threats from domestic, international, and transnational terrorism will be addressed along with issues stemming from other forms of geopolitical conflict and natural disasters. The roles of various agencies under the authority of the DHS, as well as other government entities, private organizations, and individual citizens in responding to the modern threat landscape, will be examined.
Dual credit: Joliet Junior College LENF101, LENF103 (6 credit hours) and College of DuPage CRIMJ1145(3 credit hours)
Estimated cost: $72.00 (JJC $12/credit hour)
Guidance Notes: Prerequisite- May require a JJC Placement test ENG 098 and ENG 020, SAT EBRW 460, ACT 19 (English), or ACCUPLACER of 222 Writeplacer 0-3




