You've been taught to watch for crossed arms and averted eyes. The research says that skill doesn't exist—not even for professionals. Here's what to do instead.

A practical bank of HR investigation interview questions — what to ask complainants, witnesses, and subjects, and the leading questions that quietly wreck a case.

The interview decides your workplace investigation. Here's a step-by-step, science-based interviewing process—plan, free recall, open questions, strategic evidence disclosure, and a clean close—to run one that's fair, defensible, and actually gets to the truth.