Warm-Up: Which is the correct penny?
NOTE: You cannot look at a real penny!
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Chapter 1
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Chapter 1
“In school, every period ends with a bell. Every sentence
ends with a period. Every crime ends with a sentence.”
—Stephen Wright, comedian
Chapter 1
Objective
SWBAT recognize the major contributors to the
development of forensic science.
Chapter 1
Agenda
1.
2.
3.
4.
History of Forensics
Reading Assignment #1
Ted Bundy Documentary
Exit Slip
Chapter 1
Forensic Science
 The study and application of science
to matters of law.
 “Forensis” meaning forum
 Public place where, in Roman times,
senators and others debated and held
judicial proceedings
Chapter 1
Science Role in Criminal
Justice System
 Scientists ability to supply accurate and
objective information that reflects the
events that have occurred at a crime
scene.
Chapter 1
Criminalistics vs Criminology
Criminalistics
Criminology
 the scientific
examination of
physical evidence for
legal purposes.
 includes the
psychological angle,
studying the crime
scene for motive,
traits, and behavior
that will help to
interpret the evidence
Chapter 1
Major Developments
in Forensic Science History
 700s AD—Chinese used fingerprints to establish identity of
documents and clay sculptures; Yi Yu Ji case on woman killing
husband and burning the body
 ~1000—Roman courts determined that bloody palm prints were
used to frame a man in his brother’s murder
 1149—King Richard of England introduced the idea of the coroner
to investigate questionable death
 1775- Swedish chemist detected poison (Arsenic) in corpses
 1200s—A murder in China is solved when flies were attracted to
invisible blood residue on a sword of a man in the community
 1776—Paul Revere identified the body of General Joseph Warren
based on the false teeth he had made for him
 1784—John Toms convicted of murder on basis of torn edge of wad
of paper in pistol matching a piece of paper in his pocket
 1814- Mathieu Orfila considered father of forensic toxicology
Chapter 1
Major Developments in Forensic Science
History
 1864—Crime scene photography developed
 1879—Alphonse Bertillon developed a system to identify people using
particular body measurements – father of criminal identification
 1896—Francis Henry Galton developed first classification system for
fingerprint identification
 1901—Karl Landsteiner identified human blood groups
 1904—Edmond Locard formulated his famous principle, “Every
contact leaves a trace.”
 1959—James Watson and Francis Crick discover the DNA double helix
 1984—Jeffreys developed and used first DNA tests to be applied to a
criminal case
Chapter 1
People of Historical Significance
Edmond Locard (1877-1966)
 French professor
 Considered the father of
criminalistics
 Built the world’s first forensic
laboratory in France in 1910
 Locard Exchange Principle
 Whenever two objects come into
contact with each other, traces of each
are exchanged.
Chapter 1
Reading Assignment #1
• Read article and THEN answer the questions
on the last sheet.
• Be sure to answer questions on a separate
sheet of paper and write in complete
sentences.
Chapter 1
Ted Bundy Documentary
• Video
5. What was the main reason that many people
believe he targeted his victims?
6. What were the characteristics of his victims
and whom did they resemble?
7. What method did Ted Bundy use to capture
his victims?
Chapter 1
Homework
• Lab Safety Quiz tomorrow
• Read Chapter 1, pages 14 – 32
• Complete online forms and get signatures for
contracts
Chapter 1
Exit Slip
August 26, 2014
1. Get out a mobile device or use one of the
computers and go to m.socrative.com. You can
also use one of the iPads that has the Socrative
app.
2. When prompted, enter 417101 for the room
number.
QUESTION: What is Locard’s Principle?
Chapter 1