1. Criminal Justice 2011 Class Name, Instructor Name Date, Semester Chapter 2: Investigation Basics

2. © 2012 by Pearson Higher Education, Inc Upper Saddle River, New Jersey 07458 All Rights Reserved Who Is an Investigator An Investigator… Finds facts about what happened Asks questions Looks at crime scenes Collects evidence Develops informants 2

3. © 2012 by Pearson Higher Education, Inc Upper Saddle River, New Jersey 07458 All Rights Reserved Who Is an Investigator Police Officers Deputy Sheriffs Security guards Firefighters FBI Agents Personnel Specialists ……and many more 3

4. © 2012 by Pearson Higher Education, Inc Upper Saddle River, New Jersey 07458 All Rights Reserved What Is an Investigation A lawful search for things or people. Goal is to find the truth 4

5. © 2012 by Pearson Higher Education, Inc Upper Saddle River, New Jersey 07458 All Rights Reserved When Does an Investigation Occur Criminal Investigations 1. A crime must have occurred 2. There must be a reasonable certainty that a crime has occurred 3. The investigator must be reasonably sure a crime is going to occur 5

6. © 2012 by Pearson Higher Education, Inc Upper Saddle River, New Jersey 07458 All Rights Reserved When Does an Investigation Occur Administrative Investigations Broader Parameters Not illegal Civil rights of those involved are not infringed on Can be used in both public and private settings Most commonly used when intent is to resolve a matter without a criminal prosecution 6

7. © 2012 by Pearson Higher Education, Inc Upper Saddle River, New Jersey 07458 All Rights Reserved Steps in Initiating an Investigation 1.Get there 2.Render Aid 3.Detain suspect if needed 4.Locate witnesses 5.Protect evidence 7

8. © 2012 by Pearson Higher Education, Inc Upper Saddle River, New Jersey 07458 All Rights Reserved Steps in Initiating an Investigation 6. Interview suspect 7. Notes 8. Crime Scene Investigators 9. Get Help if needed 10. Write the report 8

9. © 2012 by Pearson Higher Education, Inc Upper Saddle River, New Jersey 07458 All Rights Reserved The 5 W’s and H of Investigations Who What Where When Why How 9

10. © 2012 by Pearson Higher Education, Inc Upper Saddle River, New Jersey 07458 All Rights Reserved Qualities of a Superior Investigator 1.Ethical 2.Aware 3.Energized 4.Think outside the box 5.Determined 10

11. © 2012 by Pearson Higher Education, Inc Upper Saddle River, New Jersey 07458 All Rights Reserved 2.1 2.2 2.3 2.4 2.5 An investigation is a lawful search for things or people The goal of an investigation is to find the truth Investigations can start before or after the crime Protect the crime scene Establish a chain of custody for evidence CHAPTER SUMMARY

12. © 2012 by Pearson Higher Education, Inc Upper Saddle River, New Jersey 07458 All Rights Reserved 2.6 2.7 2.8 2.9 2.10 Locate witnesses as soon as possible Involve experts in evidence handling Report all information Use the who, what, when, where, why and how to get started Good investigators are aware, energized, determined and think outside the box CHAPTER SUMMARY