Forensic evidence and testing relates to the analysis of evidence obtained from the crime scene through a vastly technical or scientific process (Buckles, 2007). Such as so, it requires a highly trained or skilled person to do the analysis; such persons for evidentiary purposes are referred to as expert witnesses. Expert witnesses are very critical in the criminal justice as without their expertise a lot of crimes would remain unresolved (Saferstein, 2011). However, due to the technical nature of the evidence, it is difficult to ascertain the authenticity and admissibility of such evidence.
Accordingly, there are basic standards set to guide the ...