Reading Assignment for Section 3.2

Read the following subsection from our online textbook: Section 3.2: Forensic Science & The Crime Lab.

What You Will Learn

In this section, you will explore the critical importance of following evidence submission protocols when working with a crime lab, and how proper documentation impacts the accuracy and efficiency of forensic analysis. You’ll learn about different types of trace evidence and the methods used to collect and preserve it for analysis. Additionally, you’ll analyze various forensic techniques used to examine evidence like hair, fibers, and glass, and understand the role of “jigsaw” matching in strengthening the value of forensic evidence. Finally, you’ll delve into advanced forensic techniques that enhance the reliability of investigations.

Student Learning Outcomes for Section 3.2

• SLO 1: Explain the importance of adhering to evidence submission protocols when working with a crime laboratory and describe how proper documentation and submission impact the efficiency and accuracy of forensic analysis.
• SLO 2: Identify the types of trace evidence commonly encountered in forensic investigations, and discuss the principles and techniques used to collect and preserve this evidence for laboratory analysis.
• SLO 3: Analyze the methods and tools used in the forensic examination of various evidence types, such as hair, fibers, and glass, and assess how these techniques contribute to solving criminal cases.
• SLO 4: Discuss the process and significance of “jigsaw” matching in forensic science, particularly in the context of elevating evidence from class to individualized status, and evaluate its impact on the strength of forensic evidence in criminal investigations.
• SLO 5: Describe the role of advanced forensic techniques, including mass spectrometry, infrared spectroscopy, and microscopy, in the analysis of trace evidence, and explain how these methods enhance the reliability and scope of forensic investigations.