5 Things Someone's Hand Gestures Tell You That Their Words Never Will

Words are only one part of any conversation.

Research consistently shows that hand gestures carry independent information, listeners process and integrate what they see with what they hear, often without being aware they are doing so. The most popular TED Talk speakers use an average of 465 hand gestures, nearly double that of the least popular speakers. Studies confirm that people who gesture when they speak are rated as warmer, more agreeable, and more credible than those who don't.

But gestures don't just shape how someone is perceived. They reveal what is actually happening beneath the surface of a conversation, including things the speaker may not have consciously decided to communicate.

Here are five of the most telling hand gestures, and what the research says they actually mean.

1. Open Palms — Openness and Honest Intent

When someone shows their palms, whether gesturing with hands upturned, placing open hands on a table, or holding their arms slightly away from their body with palms visible, they are activating what researchers describe as an ancient trust signal.

Psychologist Allan Pease, who has studied palm gestures extensively, found that speakers who use upward-facing palm gestures are consistently rated as more trustworthy and credible than those who use palm-down or concealed-hand gestures even when the verbal content is identical. The effect is rooted in evolutionary logic: open palms historically signalled that a person carried no weapon.

Crucially, spontaneous open-palm gestures, those produced without conscious awareness, are far harder to fake than a verbal reassurance. Someone who says "I'm being honest with you" while keeping their hands hidden is sending a conflicting signal. Someone whose palms open involuntarily as they speak is not.

Conversely, hands kept concealed, in pockets, under a table, or gripped together, are consistently associated with the research of reduced perceived openness.

2. Steepled Fingers — Confidence and Certainty

The steeple, fingertips lightly pressed together, palms separated, is one of the most reliable confidence signals in the body language research literature.

Researcher Ray Birdwhistell noted that people who considered themselves reputable or authoritative consistently defaulted to a steepled position during conversation. It is frequently observed in lawyers, senior executives, and anyone in a position of authority when conveying a decision or assessment that they feel certain about.

Importantly, the steeple's meaning is context-dependent. When it follows a series of engaged, positive gestures, it tends to indicate genuine confidence and readiness to proceed. When it follows defensive signals, arms crossed, body turned away, reduced eye contact, it more often indicates a confident decision not to agree. Reading the cluster around the steeple is as important as the steeple itself.

3. Clenched Hands — Held-Back Tension

Clenched hands, fists or interlocked fingers held tightly can appear at first glance to signal authority or calm. Research by negotiation experts Nierenberg and Calero found otherwise.

In their studies of negotiation behaviour, clenched hands consistently emerged as a frustration gesture, a signal that the person was holding back a negative attitude or felt they were not successfully making their case. The tighter and higher the grip, the more pronounced the withheld tension.

This is significant in professional settings because clenched hands often accompany verbal agreement or neutrality. Someone who says "that sounds fine" while their hands are tightly clasped is likely communicating something different with their body.

4. Gesture–Speech Mismatch — Unspoken Disagreement

One of the most important findings in gesture research is the concept of gesture-speech mismatch: when what someone does with their hands does not align with what they are saying verbally.

Research by University of Chicago psychologist Susan Goldin-Meadow established that gesture-speech mismatches consistently reveal information that the speaker has not yet put into words or has chosen not to. In her words, gestures provide "a window onto our thoughts, and that window often gives a different view from the window that speech gives us."

In practice, this might look like someone verbally endorsing a plan while their hands make a subtle pushing-away motion, or someone describing certainty while their hands flutter or reach toward their face. The hands, which operate with less conscious oversight than speech, frequently betray the fuller picture.

5. Self-Touching Gestures — Anxiety and Cognitive Load

Touching the neck, rubbing the hands together, gripping the wrist, or repeatedly touching the face are classified in behavioural research as self-soothing or self-adaptor gestures. They occur when the nervous system is under stress and the body instinctively seeks to calm itself through touch.

Research confirms that these gestures increase under conditions of anxiety, uncertainty, or cognitive overload, situations where a person is managing more than they are expressing verbally. A neck touch after a specific question, or a sudden increase in hand-to-face contact during a particular part of a conversation, is worth noting as a potential indicator of discomfort with the topic at hand.

As with all behavioural signals, context and baseline matter. Someone who regularly touches their face is not necessarily anxious in a given moment; the signal becomes meaningful when it increases relative to their normal behaviour.

Reading Gestures in Context

No single gesture delivers a definitive verdict. Body language research consistently emphasises that signals must be read in clusters and against a known baseline, the individual's typical behaviour under neutral conditions.

What hand gestures offer is a parallel channel of communication that operates with less conscious control than speech. Paying attention to that channel, alongside the words being used, provides a more complete and accurate picture of what is actually being communicated.

Sources

[1] Goldin-Meadow, S. (2003). Gesture's role in speaking, learning, and creating language. PMC. https://pmc.ncbi.nlm.nih.gov/articles/PMC3642279/

[2] Zhou, M. et al. (2025). Hand gestures in TED Talks. Journal of Marketing Research. Cited in: Science of People. https://www.scienceofpeople.com/hand-gestures/

[3] Goman, C.K. The Nonverbal Advantage: Secrets and Science of Body Language at Work. Cited in: HuffPost / Association for Psychological Science. https://www.psychologicalscience.org/news/the-fascinating-science-behind-talking-with-your-hands.html

[4] Pease, A. Palm gesture research. Cited in: Cognitive Train. https://cognitivetrain.com/body-language-open-palms/

[5] Wezowski, K. & Wezowski, P. Master the Science of Body Language and Maximize Your Success. Cited in: CNBC. https://www.cnbc.com/2018/08/07/5-simple-body-language-tricks-to-build-trust-with-anyone.html

[6] Birdwhistell, R. Studies of body movement and status. Cited in: Westside Toastmasters Body Language resource. https://westsidetoastmasters.com/resources/book_of_body_language/chap6.html

[7] Nierenberg, G. & Calero, H. Negotiation gesture research. Cited in: Westside Toastmasters Body Language resource. https://westsidetoastmasters.com/resources/book_of_body_language/chap6.html

[8] Goldin-Meadow, S. (2015). Thinking With Gestures. Association for Psychological Science. https://www.psychologicalscience.org/observer/thinking-with-gestures

[9] Ekman, P. & Friesen, W. (1969). The Repertoire of Nonverbal Behavior. Semiotica. Referenced in Wikipedia Body Language entry. https://en.wikipedia.org/wiki/Body_language

[10] University of Houston. Touching Your Face May Reveal Hidden Stress. Cited in: Reader's Digest Body Language guide. https://www.rd.com/article/body-language/