Exam 3 The Description and Identification Process Flashcards
EPO 2
Identify Investigative Techniques that Aid the LEO in the Description and Identification Process
Victim/Witness Interview In-Field Identification "show up" (Reasonable Time Frame)**** Physical Lineups Photographic Lineups Cameras/Video Cameras Documentation (written down observations tend to be recalled better) Biometrics (DNA/Fingerprints) Neighborhood Canvass Victim/Witness corroboration
EPO 1
Identify the Physical and Psychological Factors that can Influence an Individual’s Perception of a Person, Place or Thing
Physical Factors: Perception: No two persons perceive complex events in the same manner. Improve through Practice and Training and equates to enhanced officer safety Age Vision Hearing Location (Point of View/Vantage point) Smell and Taste Illusion
Psychological Factors: Group Pressure Tunnel Vision Intense Feelings, Emotions, and Attitudes First Impressions Previous Experiences Expectations Projection Stereotyping Personal Interests Cultural Background Social Role
Components
Observer: Must be physically present, conscious, and attentive to the event. Cultural backround Education Training Family Mental/physical state
Events: Certain Factors/circumstantial conditions will influence a person's ability to properly perceive an event: Tattoos, piercings, body art bright colors unusual attire
Ambient Conditions: Factors surrounding the event being observed
Weather
Illumination: different lighting can effect how people see things
Background Noises: Sirens, screams, gunfire etc
Physical Stress takes place when we place demands on our body-increase heart rate and blood pressure.
Physical Stress(can be difficult to obtain info from victim bc of this) Does not impact the rational mind as much as psychological stress
Psychological Stress
Perception of stimulus rather than the actual stimulus
Fear of public speaking?
Court Testimony?
Disciplined child waiting on couch for dad to arrive?
Acute Stress(state of emergency)
Vict/Wit placed in terrifying or traumatic event that is sudden, novel or unexpected
Armed Robbery, kidnapping, accident etc
Victims may have impaired cognitive function, and may not be able to provide a description of person or event
Certain factors circumstantial conditions will influence a persons ability to properly perceive an event
Bright colors, Exotic or unusual vehicles, tattoos, piercing, body art moving objects, objects out of place Distant changes in activity level Provocative or sensual overtones
Ambient conditions factors surrounding the event being observed
- Weather
- Illumination
- Background noise/ events
When the victim is placed in a terrifying or traumatic event that is sudden, novel, or unexpected, and is of relatively short duration
- State of Emergency (armed robbery, kidnapping, auto accident,
- may have cognitive function, and may not be able to provide a description of person or event
Acute Stress
Group pressure
It is very powerful in shaping perception, many will conform to another
point of view
-Fear of being demeaned, judged or rejected