1. Scientific Crime Scene Investigation
MTMiller

2. Basic Concepts Discovery process that is methodical & systematic
Works for all scenes

3. An Integrated Sequential Process
A scientific crime scene
investigation process:
First Responders
Scene Security
Preliminary Scene Survey
Documentation
Scene Search
Evidence Collection
Final Scene Survey
Reconstruction

4. First Responders Assist victim Search/detain suspects Witnesses
Crime scene security
Valuable asset
Communication

5. Crime Scene Security
Multi-Level Approach

6. “Crime Scene Processing”
Preliminary scene survey
Documentation
Scene search
Evidence collection, packaging, and collection
Final scene survey

7. Preliminary Scene Survey
“Walk-Thru” (with 1st)
Evidence present:
Transient
Conditional
Trace
Team effort
Duties
Specialties

8. Documentation Notes Videography Still Photography Sketching Written
Orientation
Still Photography
Sketching

9. Searching, Visualization, Enhancement
POEs and Paths of Travel
Geometric patterns
Obvious and less obvious
Re-document?

10. What’s wrong here?

11. Evidence Collection & Packaging
Universal precautions
Whole object
Wet…let dry!
Primary & secondary
M. S. I. D. D.

12. Final Scene Survey Fresh or rested eyes Second set of eyes
Scientific-ness

13. Reconstruction How the criminal act occurred…
Using the end result to look to the past.
Components:
Crime scene and its evidence
Forensic laboratory tests
Logic/reasoning
Experience

14. Final Thoughts…. Who are the crime scene investigators?
Education & Training
Certification
Forensic science & CSI?