PSYC3263 Lecture Notes - Lecture 6: Skilled Worker, George Metesky, Psychosis
26 Jun 2018
School
Department
Course
Professor
10/24/2017
1
HOMICIDE, MURDER
& PROFILING
H
OMICIDAL
B
EHAVIOUR
• a person commits
homicide when they
directly or indirectly, by
any means, causes the
death of a human being
• Culpable vs. non-
culpable homicides are
distinguished
•Murder vs. homicide
Criminal
Code of
Canada:
C
HARACTERISTICS OF
H
OMICIDE
Most homicides are:
•not pre-meditated
• committed by
someone known to
the victim
• single-victim
incidents
Gang-related
homicide has increased
Most homicide victims
& perpetrators of
homicide had
consumed drugs
and/or alcohol at the
time of the offence
find more resources at oneclass.com
find more resources at oneclass.com
10/24/2017
2
S
PECIAL
C
ASES
: M
ASS
M
URDERERS
Inconsistent definitions of mass murder, but most
commonly used is by Holmes & Holmes (1998)
• Killing 3+ people at one time & in one place
• Kill people over the course of a few minutes or
hours, with no cooling off period
• Almost always arrested, shot by police or commit
suicide
Some estimate that mass murderers collectively kill 50-
200 people per year
M
ASS
M
URDERS
O
VER
T
IME
find more resources at oneclass.com
find more resources at oneclass.com
10/24/2017
3
M
ASS
M
URDERS
O
VER
T
IME
D
EMOGRAPHICS OF A
M
ASS
M
URDERER
Inconsistent definitions
make it difficult to
render a demographic
profile, but generally
tend to be:
• 25-40 years old in most
cases
• Usually male – public
mass murders
• Female mass murderers
– usually familicides
• Disagreement as to the
predominate ethnicity of
the murderer – white or
non-white
• Lacking strong social
support system
C
HARACTERISTICS OF A MASS MURDER
Katsavdakis et al. (2011) & Duwe (2004)
• Triggering event
• Intentionally plan and prepare for assault
• Methodically kill as many individuals as
possible
• Do not threaten beforehand
• Presence of psychotic disorder
• “Warrior Mentality”
• Higher chance of suicide
find more resources at oneclass.com
find more resources at oneclass.com
Document Summary
Canada: a person commits homicide when they directly or indirectly, by any means, causes the death of a human being, culpable vs. non- culpable homicides are distinguished, murder vs. homicide. Most homicides are: not pre-meditated, committed by someone known to the victim, single-victim incidents. & perpetrators of homicide had consumed drugs and/or alcohol at the time of the offence. Some estimate that mass murderers collectively kill 50- Inconsistent definitions make it difficult to render a demographic profile, but generally tend to be: 25-40 years old in most cases, usually male public mass murders, female mass murderers. Usually familicides: disagreement as to the predominate ethnicity of the murderer white or non-white, lacking strong social support system. Katsavdakis et al. (2011) & duwe (2004: triggering event, intentionally plan and prepare for assault, methodically kill as many individuals as possible, do not threaten beforehand, presence of psychotic disorder, warrior mentality , higher chance of suicide. Typologies of mass murder (holmes & holmes, 1992)
