Undercurrent.
Explore / Psychology

Behavioural Analysis

The science of reading behaviour — deception detection, baselining, and cognitive load research.

Start here. Follow your curiosity.

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01

The Same Moves, Both Sides

The best therapists, the best salespeople, and the worst cult leaders use the same techniques. The only difference is whose interest is being served — and whether you know it's happening.

02

The Argument Isn't the Argument

Nobody argues about what they say they are arguing about. Every difficult person in your life is protecting one of four things — and once you see it, you cannot unsee it.

03

Authority Is a Performance

Authority is not a quality you have. It is a performance you execute — posture, pitch, pause, proximity. Once you see the cues, they stop working on you.

04

Lie Detection Is a Coin Flip

The body language industry sells certainty the science has never supported. Trained professionals detect lies at 54 percent — barely better than a coin flip.