Chapter 1 Intro into Forensic Science

Areas of Specialization Odontology Pathology Forensic Anthropology Toxicology Entomology

Thanks to… Bertillon-anthropometry Work great for many Years, until….

(DO NOT COPY) The man on the left was called Will West, while the one on the right was called William West, and they were both sentenced to jail at Leavenworth Penitentiary in Kansas over 100 years ago. . His arrival caused the records clerk at the prison considerable confusion…

Galton

Arthur Conan Doyle, I presume Blood stains BEFORE they were popular https://www.youtube.com/watch?v=1bCS4icTrH0 https://www.youtube.com/watch?v=5DVJEQEdo-c

Landersteiner Blood type A and B are found at the scene, who can you EXCLUDE from your list of suspects Alyssa- Type A Bob- Type B Carla- Type AB Olivia-Type O

Locard Every contact exchanges material(evidence)

#5 DNA-unique. Needs little other evidence Fingerprints-unique Case markings-unique

Dates Not on Test 1923-oldest crime lab 1930-1st university featuring criminology 1932-FBI 1972-Intergration between states 1981-F. S Training Center

#7 How do Police solve Crimes Confession Eyewitness Evaluation of physical evidence Are there issues with any of these?

Why do Innocent People confess Some tend to believe that complying with the police will be more beneficial than continuing to maintain their innocence. Other factors include: duress coercion intoxication diminished capacity mental impairment ignorance of the law fear of violence the actual infliction of harm the threat of a harsh sentence misunderstanding the situation Confessions obtained from juveniles are often unreliable -- children can be easy to manipulate and are not always fully aware of their situation.

Why not believe an eyewitness? My Cousin Vinny-eyewitness accounts http://www.visualexpert.com/Resources/eyewitnessmemory.html

Just the data

Frye vs US-technique MUST be generally accepted