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Forensic Science-Development

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Scott Bailey

on 28 August 2013

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Transcript of Forensic Science-Development

The Development of Forensic Science
Drill:
What are reasons that we should not rely on anthropometry?

Do you think that we will ever stop using fingerprints or DNA?
The measurements can change over time, different people measure differently, two people may have the same measurements
Objective
SWBAT gain an understanding of the development of forensic science by identifying the key contributors in the advancement of the field
Important People in the Development of Forensic Science
Edmond Locard
Arthur Conan Doyle
Francis Galton
Mathieu Orfilia
Alphonse Bertillon
Leone Lattes
Calvin Goddard
Albert S. Osborn
Hans Gross
Created “Sherlock Holmes”
Popularized criminal investigation
Trained in medicine and sciences
Father of Forensic Toxicology
Pioneered new tests for poisons in the body and improved techniques for other tests
Marsh test for arsenic, etc.
Questionable tests
Anthropometry
1st Identification system
Used various body measurements
Replaced later by fingerprints and mug shots
Height
Stretch: Length of body from left shoulder to right middle finger when arm is raised
Bust: Length of torso from head to seat, taken when seated
Length of head: Crown to forehead
Width of head: Temple to temple
Length of right ear
Length of left foot
Length of left middle finger
Length of left cubit: Elbow to tip of middle finger
Width of cheeks
Length of left little finger
Pioneer in the identification of fingerprints
Mathematician and statistician
estimated the probability of two persons having the same fingerprint
studied the heritability of fingerprints
studied racial differences in fingerprints
developed the first antibody test for ABO blood groups (A, B, AB, O)
Typing Dried Stains
First legal use was a “Marital Dispute”
Firearms and Ballistics Expert
Pioneered the used of the comparison microscope for bullet examinations
“St. Valentine’s Day Massacre”
“Sacco and Vanzetti”
Major Developments in document examination
Proved the scientific value
Father of Criminalistics
Stated the scope of which scientific inquiry could be used in criminal investigation
Developed many ideas put into action by other scientists and investigators
blood spatter
Father of Forensic Science
Set up the first Crime Lab
“Locard Exchange” Principle
"Every Contact Leaves a Trace"
Classwork
Quickwrite:
Many individuals helped develop Forensic Science as we know it today. Using information gained from today's class, complete a five minute quickwrite. Identify who you feel made the most significant contribution to forensic science, Be sure to explain why you feel this individual had the greatest effect on the field today.
Homework
Complete the Crossword Puzzle
(Use Last Names of Scientists)
http://watchmojo.com/index.php?id=9074
Full transcript