![]() Forensic scientists are expert witnesses who express opinions as to the significance of laboratory findings.įorensic science plays a role in criminal and civil law. ![]() The main duties of a forensic scientist are to analyze physical evidence, interpret the results and testify in a court of law. Despite how they are portrayed on television, forensic scientists do not interrogate and arrest suspects and do not usually investigate crime scenes. Forensic science is not a branch of law enforcement, and forensic scientists are not law enforcement officers. 1 This field of study involves several scientific disciplines: biology, chemistry, and physics. Criminalistics is a branch of forensic science that is involved in the collection, analysis, and interpretation of physical evidence produced by criminal activity. Forensic science, sometimes referred to as criminalistics, applies the knowledge of science to the definition and enforcement of laws.
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