Description and Identification Process

Question 0

What does understanding a persons physical factors that influence perception?

Answer 0

It helps LEO’s assess a witness’s credibility, analyze witness info and improve observation skills

Question 1

What are the physical factors and perceptions?

Answer 1

Age
Vision 
Hearing
Smell and Taste
Point of View 
Illusions

Question 2

Age influences ability to perceive in two ways….

Answer 2

can negatively impact the observers physical ability to perceive but a lifetime of experience can improve the observers perceptions

Question 3

What are some other physical influences that affect perception?

Answer 3

Physical conditions
disease 
under and over nourishment 
pain, hunger, and fatigue 
unnatural positions of the body 
observations made under the influence of alcohol, narcotics, or other drugs generally are subject to distortions

Question 4

What are the psychological factors?

Answer 4

Individual
social
Culture

Question 5

What are some examples of psychological factors?

Answer 5

Group
Tunnel Vision
Intense Feelings and attitudes
Social psychological factors  
first impressions
expectations
projection
stereotyping 
interest

Question 6

What are perception disorders?

Answer 6

All individuals including trained professionals are subject to certain tendencies toward perceptual distortions

Question 7

What are the three major components that interact to affect the development of perception?

Answer 7

The observer
Events Observed
Ambient Conditions

Question 8

What is an observer?

Answer 8

To perceive events properly, the observer must be physically present conscious and attentive to the event and people are required to write out their observations remember more and remember more accurately

Question 9

What is events observed?

Answer 9

Factors that influence your ability to observe and perceive events
Examples–bright exotic colors, tattoos, body piercings, unusual attire, exotic vehicles, moving vehicles

Question 10

What is ambient conditions?

Answer 10

Weather, illumination and background noise

Question 11

What is physical stress?

Answer 11

generally seen to be beneficial due to enhanced performance, does not impact rational mind

Question 12

What is psychological stress?

Answer 12

always the perception of the stimulus itself that determines how an individual responds to the source of stress

Question 13

What is acute stress?

Answer 13

condition that occurs in response to a terrifying or traumatic event that is sudden, novel, or unexpected and or relatively short duration - emergency situation - greatly effects performance

Question 14

What are stress-induced behavior reactions?

Answer 14

1. Behavioral contagion

2. spreading of actions

Question 15

What is behavior contagion?

Answer 15

Acute stress induced actions identified by LE encounters and spreading of escalating of emotions. attitudes and behavior between officers involved in the event

Question 16

What is spreading of actions?

Answer 16

It is an individual repeating ineffective activity

Question 17

What are the factors of a phot line up?

Answer 17

Accomplished in a manner which would not be unnecessarily suggestive

• minimum of 6 photos
• conducted at the LE location
• all photos should be the same type and size

Question 18

What are factors of a physical line up?

Answer 18

minimum of 6 persons

• ensure no suspect stands out unduly
• no LE personnel in lineup
• no conversations between the individuals in the lineup, or with the witness by the LE
• if one subject does one thing all others do the same
• if there is more than one witness Separate them
• document any identification or non-identification by the witness

Question 19

What is a simultaneous line up?

Answer 19

view all people at the same time

Question 20

What is a sequential method?

Answer 20

View the suspects or photos one at a time (make decision on each one)