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John S. Dempsey was a member of the New York City Police
Department (NYPD) for 24 years. He served in the ranks of police officer, detective, sergeant, lieutenant, and captain. His
primary assignments were patrol and investigations. He received seven citations from the Department for meritorious and excellent
police duty. After retiring from the NYPD, Professor Dempsey served on the faculty of Suffolk County Community College, where
he won the college's prestigious "Who Made a Difference Award" for his teaching and work with students, until
2003. Currently, Professor Dempsey serves at the State University of New York Empire College, where he teaches criminal justice
and public administration courses and mentors ranking members of law enforcement and criminal justice agencies. John S. Dempsey
is the author of Introduction to Investigations, Introduction to Policing and Introduction to Private Security.
According to the book description of Introduction
to Investigations it “is a basic introductory text for college students who are interested in learning
who investigators are, what they do, and how they do it. Dempsey has designed a text that gives students a general overview
of investigations so they can understand why and how investigations are conducted. This text also introduces students to what
types of jobs are available in the investigating industry and what skills are needed to obtain these jobs.”
According to the book description of Introduction
to Policing, “This current insider's look at what policing means today is ideal for anyone interested
in learning who the police are, what they do, and how they do it. Introduction to Policing features comprehensive coverage
of all major topics, emphasizing today's most current technology, the newest statistical data, and important new directions
such as homeland defense and community policing. A "must read" for anyone considering a career in law enforcement,
this book gives you straightforward information about the many rewards, and the often intense stress, that are part of police
work.”
According to the book description of Introduction
to Private Security, “Interested in a career in private security? With Dempsey's timely book, you'll
gain real-world insight into today's field. Dempsey explains the role of private security in the context of a society
highly aware of criminal activity and terrorism, and also addresses your practical concerns -"How do I get a job?"
"What kinds of jobs are available to me, and what responsibilities will I have?" "What skills do I need?"
As you read, you'll also learn about the ethics and professionalism expected of you, and the vital role that you'll
play in partnering with public law enforcement in the solution to your community's problems.”
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