Intro Flashcards

1
Q

CSI effect

A

compared to the show, many different people have specific jobs and different aspects can take days, weeks, months, or years with some cases never being solved

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2
Q

backlog

A

people work on multiple cases at the same time so while they wait for certain parts of one case they have other work to do

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3
Q

Mathieu Orfila

A

father of forensic toxicology

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4
Q

Alphonse Bertillon

A

Devised the first scientific system of identification using body measurements known as anthropometry

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5
Q

Francis Galton

A

Conducted the first definitive study of fingerprints and their classification

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6
Q

Leone Lattes

A

Developed a procedure to determine blood type for dried blood stains (A, B, AB, O)

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7
Q

Calvin Goddard

A

Used a comparison microscope to determine if a bullet was fired from a specific gun (tool marks)

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8
Q

Albert Osborn

A

Fundamental principles of document exams

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9
Q

Hans Gross

A

Wrote the 1st treatise describing the application of scientific principles to the field of criminal investigation
- Criminal investigation book

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10
Q

Edmond Locard

A

Whenever 2 objects interact THERE IS an exchange of material

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11
Q

Alexander Getter

A
  • 1st forensic chemist to be employed in US
  • Father of forensic toxicology in America
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12
Q

4 major federal crime labs

A

FBI
DEA
ATF
US Postal inspection Service

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13
Q

DEA

A

Drug Enforcement Administration

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14
Q

ATF

A

Bureau of Alcohol, Tobacco, Firearms, and Explosives

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15
Q

Testimonial evidence

A

given in the form of a statement under oath in response to questioning

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16
Q

Physical Evidence

A

anything used, left, removed, altered or contaminated during the commission of the crime by the victim or suspect

17
Q

Individual Characteristic

A

a piece of evidence that is unique and can be identified to the exclusion of all others

18
Q

Class Characteristic

A

features shared by a group or class

19
Q

Frye V. United States

A

evidence must have been processed using a procedure or techniques that are “generally accepted” by scientific community in the field it belongs to.

20
Q

As new techniques become available

A

they must be reviewed by other scientists to become “generally accepted” by the scientific community

21
Q

Daubert V Merrell Dow Pharmaceuticals Inc

A

1993 Supreme Court ruling that evidence deemed “generally accepted” is NOT absolute
- Assigns the trial court judge the task of ensuring the expert’s testimony rests on reliable foundation and relevant to the case

22
Q

Daubert Guidelines

A
  • Has the scientific technique been tested
  • Has it been subject to pier review and publication
  • The techniques potential rate of error
  • Standards controlling the technique’s operation
  • Has the method attracted widespread acceptance within a relevant scientific community
23
Q

Test for admissibility

A
  • Some legal experts have worried that abandoning Frye’s general acceptance test could result in absurd and irrational pseudoscientific claims in court
  • The Supreme Court rejected this saying that the vigorous cross examination , presentation of contrary evidence, and careful instruction on the burden of proof are the traditional and appropriate means of attacking shaky but admissible evidence
24
Q

Daubert’s Test

A
  • The trial judge is the ultimate gatekeeper to acceptance of an expert’s testimony
25
Q

Forensic scientist training

A
  • under an experienced examiner
  • may take months or years
26
Q

Qualifications for forensic scientist

A
  • Education and experience
  • Demeanor and ability to explain scientific information
    Identifying the strengths and weaknesses of the expert testimony is the responsibility of the prosecution and defense attorney
27
Q

The work of the forensic scientist has little value if the evidence has not been

A

identified, recorded, collected, and preserved at the scene of the crime

28
Q

Responsibility of the forensic scientist is to

A

train and educate law enforcement in the identification, recording, collecting, and preservation of the physical evidence