What factors disrupt a witnesses point of view?
Bias
Dunning Kruger Effect
The Bunny effect
When and Who discovered the first test for DNA profiling?
Sir Alec Jeffereys in 1984
Who are the first to arrive at the scene to secure the scene, help any victims, and separate the witnesses, log anyone going in and out of scene, and call specialists?
First responders, police officers, EMS, firefighters.
What is the most accurate form of evidence and why?
DNA because the technology identifies a specific person in the system from anything being left such as body fluids, hair. Teeth, skin cells, blood, etc
What are four types of attention?
Sustained, executive, divided, and selective
Where and when did Henry Faulds suggest that fingerprints can be used to determine the criminal?
Nature in 1880
What specific patterns are use in searching the scene?
Grid, linear, quadrant, and spiral.
What are the 6 common causes of wrongful convictions?
Eyewitness interpretation
Incorrect DNA
False confessions
Official misconduct
Inadequate defense
The use of informants
What are the two types of long term declarative memory?
Semantic memory is recall of general facts such as remembering the “capital of New Jersey and the batting average for Jackie Robinson” and Episodic memory is the recall of resonance experiences such as what happened at a b day party or baseball game
What type of evidence was used to determine who killed Edward Wilshaw?
Physical evidence , which was newspaper found in Toms’ pocket.
What are all the steps in crime scene etiquette?
Separating the witnesses, scanning the scene, seeing the scene, sketching the scene, searching the scene, and securing and collecting evidence.
What is and what is the importance of trace, direct, class, and individual evidence?
These types of evidence are important because it helps establish even the smallest evidence of a crime and can see where it came from. Trace evidence can be hair, skin cells, clothing fibers, makeup. Direct evidence is eyewitness testimonies, video recordings, and first hand accounts. Class evidence is blood type, race, and even paint. Individual evidence is DNA and fingerprinting.