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Ethics and the DNA Database. Presented by: Mick Carling, Police Science and Technology Unit Date: April 2014. Contents. Introduction Ethics and the State Effect of DNA Database on Public Safety Genealogical Ethics Mathematical Ethics Genetic Ethics Summary. Contents. Introduction

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ethics and the dna database

Ethics and the DNA Database

Presented by: Mick Carling, Police Science and Technology Unit

Date: April 2014

contents
Contents
  • Introduction
  • Ethics and the State
  • Effect of DNA Database on Public Safety
  • Genealogical Ethics
  • Mathematical Ethics
  • Genetic Ethics
  • Summary
contents1
Contents
  • Introduction
  • Ethics and the State
  • Effect of DNA Database on Public Safety
  • Genealogical Ethics
  • Mathematical Ethics
  • Genetic Ethics
  • Summary
a murder study
A Murder Study
  • All people murdered in England and Wales in 2009-10 and 2011-12 (the date of the offence is key)
  • Asked each force, for each murder – what did you do forensically?
  • Was it of use to the senior detective in the case?
slide10
DNA in Major Crime

Search on

DNA Database

238 Homicides

526 rapes

in 2012-13

Cold Case

Reviews

Familial

Searching

M3 Murder

(First Use)

Damilola

Taylor

Rachel

Nickell

Ipswich

Murders

Sheffield Shoe Rapist

contents2
Contents
  • Introduction
  • Ethics and the State
  • Effect of DNA Database on Public Safety
  • Genealogical Ethics
  • Mathematical Ethics
  • Genetic Ethics
  • Summary
slide13
Family Relations and Profiles

15 18; 6 9; 11 13; 22 22; 31 32.2; 14 17; 17 20; 11 12; 13 16.2; 15 16; M

slide14
Paternity Tests
  • Mother
  • 12 18; 5 6; 11 16; 16 22; 30 32.2; 12 14; 20 23; 12 17; 13 14; 15 15;
  • Child
  • 15 18; 6 9; 11 13; 22 22; 31 32.2; 14 17; 17 20; 11 12; 13 16.2; 15 16;
  • Father
  • 14 15; 8 9; 10 13; 22 17; 26 31; 12 17; 17 27; 11 15; 18 16.2; 16 19;
  • Familial Searching
slide15
Familial Searches
  • Y-str
    • Latest Profiling Techniques
    • Inclusion on a database
contents3
Contents
  • Introduction
  • Ethics and the State
  • Effect of DNA Database on Public Safety
  • Genealogical Ethics
  • Mathematical Ethics
  • Genetic Ethics
  • Summary
random match probabilities
Random Match Probabilities
  • Probability Distribution Curve. In UK it is said less than 1 in a billion chance of matching a person chosen at random.
  • Peak of Curve
  • SGM+ Random Match Probability 1.2x10^-12
  • Newer Techniques (Source STR Base)
  • NGM Random Match Probability 1.85x10^-22
  • Powerplex Random Match Probability 6.58x10^-29
one in a million rmp
One in a million RMP

Gets worse for higher probabilities

Royal Statistical Society Fundamentals of Probability and Statistical Evidence in Criminal Proceedings Aitken, Roberts and Jackson

contents4
Contents
  • Introduction
  • Ethics and the State
  • Effect of DNA Database on Public Safety
  • Genealogical Ethics
  • Mathematical Ethics
  • Genetic Ethics
  • Summary
genomes
Genomes
  • Retention of Genomes / DNA Samples
  • 1995
  • Medical Information
  • Protection of Freedoms Act – 7.7 million destroyed by May 2013
  • Germany, Sweden and Belgium
  • Casework vs Databases
summary
Summary
  • Ethics and the State
  • Effect of DNA Database on Public Safety
  • Genealogical Ethics
  • Mathematical Ethics
  • Genetic Ethics
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