provide a practical introduction to criminal investigation. The content reflects the most recent investigative techniques and technology and features real-life case studies to help readers develop their ability to analyze, evaluate, and reason. Outlines the fundamentals of inquiry and then carefully details each element of investigation–from the preliminaries to case preparation for prosecutor review. Features an emphasis on ethical awareness–and how the development of and adherence to a strict professional standard of conduct results in more effective investigations; Revised and expanded coverage of interviewing, interrogation and the detection of deception; Witness motivation and obtaining a commitment from a witness; Gunshot residue examination; Computer databases; Search warrants; and The Federal Controlled Substances Law. For those with careers in the criminal justice field.

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