Strength in Numbers: Collaborative Interviewing of Eyewitnesses

Take Home Messages The Collaborative Eyewitness Interview is a technique that involves interviewing two witnesses who observed the same crime first individually, and then collaboratively. During the Collaborative Eyewitness Interview, witnesses remember many new details that are highly relevant to the police investigation. Investigators could use the Collaborative Eyewitness Interview when individual interviews have not provided sufficient investigative leads.