critics of the C.S.I. effect argus that jurors have unrealistic expectations and expect a case to be quickly solved based on forensic evidence the series they say has given jurors lawyer and the general public a simplistic education on analyzing evidence many judges are now seeing cases where lawyer for the prosecution or defense rely more heavily on forensic C.S.I technicians or dna evidence in their favor dna samples like blood or hair evidence now dominate a laeger part of court cases this is in contrast to previous cases where motive and opportunity technicians never before has such a popular tv show had such an important effect on the justice system