ABA Fundamentals

The relationship between punishment history and skin conductance elicited during swearing.

Tomash et al. (2013) · The Analysis of verbal behavior 2013
★ The Verdict

Clients punished for swearing may show automatic stress spikes when they hear or say those words—plan for gradual exposure.

✓ Read this if BCBAs working on verbal behavior or desensitization with teens or adults.
✗ Skip if Practitioners focused only on non-verbal skill building.

01Research in Context

01

What this study did

Researchers asked 30 college students to read swear words out loud. They measured skin conductance, a tiny sweat response that shows stress. Each student also filled out a form about how often adults had punished them for swearing as kids.

The team wanted to know: does more punishment history make the body react stronger to swear words today?

02

What they found

Yes. Students who reported higher punishment for swearing showed bigger skin-conductance spikes when they said the words. The correlation was moderate but clear.

The body remembered the old trouble, even though the words were just printed on cards.

03

How this fits with other research

Vukelich et al. (1971) showed that rats need punishment-free periods before later punishment cues stack up and really suppress behavior. The new human data fit the pattern: past punishment sets the stage for stronger future reactions.

Bland et al. (2018) proved that a mild S- (a cue for no reward) can punish pigeons without pain. Together with the skin-conductance study, this pushes clinicians to pick gentler punishers, because even verbal scolding can leave lasting physiological marks.

Vollmer et al. (1996) found that pairing infants’ sounds with mild aversives automatically cut their babbling. The 2013 study extends that idea to adults: once swearing has been paired with punishment, the words alone trigger a stress spike.

04

Why it matters

If your client has a history of being punished for swearing, don’t be surprised when their heart races or they flush when taboo words come up in stories, songs, or peer conversations. Start desensitization slowly—model the word in a neutral tone, give reinforcement for calm listening, and watch for tiny stress signals. This small step can prevent bigger avoidance or aggression later.

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→ Action — try this Monday

Before running a social-story session that includes swear words, take a quick punishment history and have water or a break ready if you see flushing or fidgeting.

02At a glance

Intervention
not applicable
Design
other
Population
neurotypical
Finding
positive

03Original abstract

Despite its theoretical importance, the effect of past punishment on verbal behavior is often overlooked in research due to the difficulty of measuring it. The present study explores the relationship between physiological arousal in humans and swearing; a behavior likely to have been punished in the typical conditioning history of an individual. Participants' skin conductance was measured as they read aloud a list of words containing swear words, emotionally salient words, and neutral words. The association between SCR measurements and participants' scores on questionnaires on previous punishment for swearing was then analyzed. Findings suggest that people have significantly higher physiological arousal when saying swear words than neutral words, and that this arousal is higher for participants who have previously received more frequent punishment for swearing, according to self-report.

The Analysis of verbal behavior, 2013 · doi:10.1007/BF03393128