Investigative interviewing today stands at a crossroads, split between two fundamentally different approaches: information-gathering and...

Open-ended questions are foundational to science-based interviewing because they elicit free narratives that reveal unknown unknowns—information investigators could not anticipate or know to ask about in advance. These narratives allow investigators to be surprised, opening new lines of inquiry, better follow-up questions, and more case-relevant data than closed or leading questions ever produce.

Science-based investigative interviewing is the modern standard for truth-seeking. Interviews remain the primary engine of information gathering, beginning with patrol and continuing through complex investigations. Rapport and active listening are not “soft skills” but high-stakes tools proven to increase cooperation and disclosure while reducing error. Great interviews discover evidence, expose contradictions, identify witnesses, and provide vital context. Information is the