history of forensic
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the word forensics comes from what latin form and suffix
Fourum and ensis
the modern use of the word forensic is used with the intent
of use of presenting testimony in a court of law
what did China do for forensic science
produced a book that detailed how handprints could be used in the investigation of crimes fingerprints în clay deals were also being used to authenticate documents “the washing wand of wrongs” His Duan Yu)- modern forensic medicine
what did Greece do for forensic
story of archimedes and the king’s crown
bertilion system
11 separate body measurements, two photographs and a full set of fingerprints
who is the father of forensics
Alexandre Lacassagne(1844 –1921) rifled barrel of a gun leaves striations on a bullet that can be matched back to a specific gun
Edmund located (france)
credited with the principle that every contact leaves a transfer; a concept that has become the foundation of several forensic disciplines
what was the first homicide solved by fingerprints
the two children of Francisca Rojas
general speaking each examination can usually only answer how many questions
one question
the questions being asked will differ on what
legal evidence of the crime and circumstances of the case
what can answers be based on
objective facts, items of evidence that require more interpretation
crime scence agents will try to collect two things
evidence and what could be evidence
why might it be uncommon for items that were submitted for examination not to be analyzed
they not be probative anymore they may not be redundant to what has already Baan proven
individual characteristics
based on characteristics being produced by randomly occurring mechanism
some of the evidence types that utilize rac
fingerprints, foot wear, bullet, physical break matches
class characteristics
characteristics that are shared by more than one thing.
class characteristics are overlooked becuase
they only having real value for elimination purposes
evidence that utilizes class characteristics include
footwear/tire impressions paint fiber glass dna