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.

Grocery stores have spent fifty years using behavioral research to change how you shop — down to the scent of the bread and the height of the cereal. Meanwhile, the way we interview and investigate hasn't meaningfully changed since 1955. If a soda bottle can be upgraded with science, why not the interview?

You can't learn from your mistakes—because anxiety-based lie detection training never lets you count them. No batting average, no save rate, and no field goal percentage: it records only the hits. I trusted NLP, microexpressions, and baselining once, and they pointed me at an innocent man while the real evidence sat on a phone I'd turned off. Human deception detection runs about 54%—barely better than a coin flip. Here's why the science-based fundamentals beat the pseudoscien