Their convictions rested on a single piece of controversial forensic testimony, the insistence by Government laboratory experts that the Maguires' hands bore traces of nitroglycerine.

Clinical psychology includes a wide range of practices, such as research, psychological assessment, teaching, consultation, forensic testimony, and program development and administration.

The evidence compiled led to a description of a man in his twenties weighing between 165 to 170 pounds and having the blood type B based on forensic testimony.

But defense lawyers have been armed with potent ammunition to challenge the F.B.I.'s forensic testimony, in Federal, state and local cases.

Most often what you find is that forensic testimony is much too new and incomprehensible for the legal community.

Defense at Disadvantage Also in question is the objectivity of forensic testimony, since the vast majority of crime laboratories are part of police agencies.

Central to its practice are psychological assessment and psychotherapy, although clinical psychologists also engage in research, teaching, consultation, forensic testimony, and program development and administration.

The jurors are going to have to listen to hours and hours of highly detailed forensic testimony.

Denbeaux is an expert in forensic testimony.

The court cited one particular study in which invalid forensic testimony contributed to a false conviction in 60% of the cases where defendants had achieved exoneration.