introduction to forensics what it encompasses. forensics application of science to law
DESCRIPTION
Branches of forensics Pathology Pathology Fingerprints Fingerprints Toxicology Toxicology Entomology Entomology Anthropology Anthropology Botany Botany Odontology OdontologyTRANSCRIPT
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Introduction to Introduction to Forensics Forensics
What it encompassesWhat it encompasses
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ForensicsForensics
application of science to lawapplication of science to law
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Branches of forensicsBranches of forensics
PathologyPathology Fingerprints Fingerprints ToxicologyToxicology EntomologyEntomology Anthropology Anthropology BotanyBotany OdontologyOdontology
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Branches of ForensicsBranches of Forensics
SerologySerology DNA electrophoresisDNA electrophoresis Document examinationDocument examination Impression evidenceImpression evidence
ToolmarksToolmarks Tire printsTire prints Shoe printsShoe prints
Computer analysisComputer analysis ArsonArson
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Branches of ForensicsBranches of Forensics
ProfilingProfiling Environmental forensicsEnvironmental forensics Wildlife forensicsWildlife forensics Firearms/BallisticsFirearms/Ballistics Trace EvidenceTrace Evidence
HairHair FibersFibers SoilSoil glassglass
EngineeringEngineering
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Branches of ForensicsBranches of Forensics
PhotographyPhotography PolygraphsPolygraphs Audio specialists/VoiceprintsAudio specialists/Voiceprints Video analysisVideo analysis Psychiatry Psychiatry
CompetenceCompetence State of mindState of mind profilingprofiling
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Locard Exchange PrincipleLocard Exchange Principle
When two objects come into When two objects come into contact, material is exchanged.contact, material is exchanged.
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Expert witnessesExpert witnesses
Allowed to offer an opinion Allowed to offer an opinion during testimonyduring testimony
1923 Frye Standard (general 1923 Frye Standard (general acceptance)acceptance)
1993 Daubert Standard1993 Daubert Standard
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Daubert vs Merrell DowDaubert vs Merrell Dow
morning sickness drug caused morning sickness drug caused birth defectsbirth defects
plantiffs had many expertsplantiffs had many experts court ruled against the experts court ruled against the experts
saying the methods were not saying the methods were not generally accepted within the generally accepted within the professionprofession
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Daubert standardsDaubert standards
Judge determines who is an expert: Judge determines who is an expert:
A) Has the expert’s scientific method A) Has the expert’s scientific method been tested?been tested?
B) Has the expert’s method been the B) Has the expert’s method been the subject of peer review and testingsubject of peer review and testing
C) What is the actual or potential rate of C) What is the actual or potential rate of error?error?
D) do other scientists generally accept D) do other scientists generally accept the expert’s methods?the expert’s methods?
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Who runs forensic labs?Who runs forensic labs?
privateprivatePolicePolicecoroner/medical examinercoroner/medical examinerstatestateuniversityuniversitySecret ServiceSecret ServiceFBIFBIATFATF
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What keeps crime labs the What keeps crime labs the busiest?busiest?
1.1. DrugsDrugs2.2. DNADNA