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The Difference between Interviews and Interrogations

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The major differences between interviews and interrogations are that the goal of an interview is to gain information from a person who may have personally witnessed a crime, or otherwise gained knowledge about the crime under investigation; an interrogation is aimed specifically at determining if the person suspected of the crime is guilty or innocent, by utilizing special information gathering techniques and technology. The pre-interview activities performed by investigators are first to identify the witnesses at the crime scene, by utilizing the information provided to them by dispatch, other officers, or the persons who presented themselves as witnesses to the crime. This step is then followed by the need to separate the witnesses and instructing them not to discuss the details of the crime with each other or anyone else. Witnesses need to be isolated from strangers and media as well. Next the investigators need to gather background information about the crime that was committed; this is the information about the persons involved, events and circumstances of the crime being investigated. The investigator then needs to select a semi-secluded location in which to conduct the interviews, and consider the questions to be asked. Questions should be tailored to each witness’s specific knowledge of the situation, along with the general questions of: Who, what, when, where, why, and how. Investigators must also identify the types of witness; each witness can be classified as

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