Forensic Expert Witness: Courtroom Testimony

A set of flashcards covering key concepts related to courtroom testimony in forensic science, focusing on the roles and responsibilities of forensic expert witnesses.

What is an expert witness?

A person permitted to testify at a trial due to special knowledge or proficiency in a relevant field.

What is a forensic expert witness?

An expert witness with specialized knowledge in a discipline of forensic science.

Why is courtroom testimony important in forensic science?

To assist the trier of fact in understanding complex scientific and technical issues.

What is direct examination?

When the prosecutor leads an expert witness through their explanations and opinions in court.

What is cross-examination?

When the defense attorney challenges the expert’s testimony, qualifications, and conclusions.

What should an expert witness wear to court?

Professional business attire such as a suit and tie for men or a dress or skirt suit for women.

What is a subpoena?

A legal written order requiring someone to appear in court at a specific time and place.

What does a case record typically include?

All reports, notes, and data from law enforcement and the forensic scientist during analysis.

What happens when an expert witness is sworn in?

They promise to tell the truth about the evidence provided in court.

What is perjury?

The offense of willfully telling an untruth in court after taking an oath.

What is the chain of custody?

An unbroken record of who handled evidence from collection to presentation in court.

What are 'Brady' and 'Giglio' requests?

Requests for the prosecution to disclose evidence that could be favorable to the defendant.

What is the significance of bias in scientific testimony?

Bias can distort results and lead to unreliable conclusions; minimizing it is essential for objectivity.

What communication techniques should a forensic expert use in court?

Limit technical jargon, speak clearly, and use analogies to explain complex ideas.

Why is self-reflection important for courtroom testimony?

It allows for improvement based on past experiences and feedback from observers.