Forensics and Biometrics

utterlypanoramicSecurity

Nov 30, 2013 (3 years and 11 months ago)

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Forensics and Biometrics

Presented by:

Anita Schulek and

Ann Cioffi

What is forensics?


Forensics is the exciting field of
crime solving.


Who did it?


How was it done?

Criminologist



The people who investigate crime
scenes


They use basic scientific rules and
methods



This information is used in court to
convict criminals


Warm
-
Up

Fingerprint Identification


Collect and analyze
fingerprints


Use the magnifying
glass to identify
loop, whorl and arch
patterns


Record the results
next to each
fingerprint

Procedures


Please read page 5 in the packet provided.

Crime Scene Investigation


Record fingerprints and notes on

page 6
Print Recording Sheet

Warm
-
Up

Dental Forensics and Biometrics

Dental Forensic Specialist


Identify teeth marks left on a victim or at

a crime scene

What makes you teeth
unique?


Tooth size


Teeth alignment


Chipped tooth


Angle of teeth


Tooth shape


Upper and lower jaw
alignment


Missing teeth

Dentists keep records and

x
-
rays of your teeth

Forensic dental experts make mold of teeth
marks found at the scene of a crime or on
a victim’s body.



Molds are used to compare the teeth
shape size and other features with dental
records or the teeth of a crime suspect.

Procedures


See page 8 of the packet provided

Complete Teeth Impression
Data Worksheet


See page 9 of your
packet




Use page 10 teeth
chart as a reference

Forensic Challenge



Who spilled the grape
juice on the new white
carpet?

Challenge:


Lift the prints from empty
glass of grape juice


Compare the prints


Identify the person who
committed the crime

Forensic Challenge

Who Ordered 900 Sticky Buns Too
Many?




An activity in the Chromatography
of Mixtures and Ink Identification

The Challenge:


Using your skills as a forensic scientist and
the chromatography method, find out which
pen was used to write the order for the 1000
buns and identify who made the mistake.

Chromatography

The process of chromatography is
designed to separate mixtures
into their individual parts.

Procedures:

see page 16, 17, and 18 in packet





Who made the sticky bun
mistake?

Natalia, BettyAnne or Jose

Natalia

BettyAnne

Jose