Assessment & Research

Aversive control by an electrostatic shock source: an unmodifiable, humane preparation.

Masterton et al. (1976) · Journal of the experimental analysis of behavior 1976
★ The Verdict

A collar that zaps through fur lets you study punishment in rabbits without surgery.

✓ Read this if BCBAs who run animal labs or design punishment procedures.
✗ Skip if Clinicians who only treat humans—shock is rarely approved today.

01Research in Context

01

What this study did

The authors built a small box that gives a mild static shock through fur.

Rabbits wore the device like a collar. No surgery was needed.

The shock still worked as a punisher in a standard operant chamber.

02

What they found

The fur did not block the shock. The animals responded as expected.

The gadget gave steady, silent shocks every time the circuit fired.

03

How this fits with other research

Garcia et al. (1971) and Jones et al. (1977) used implanted wires to shock people. Their data showed fast suppression of self-injury and rumination.

Rogers-Warren et al. (1976) removes the need for implants. The new tool could repeat those early punishment studies without surgery.

MARKOWITZ et al. (1964) built a shock scrambler circuit. The 1976 paper updates that idea by sending shock through fur instead of skin electrodes.

04

Why it matters

If you run lab studies with animals, this collar gives you a painless way to deliver punishment. No vet, no stitches, no healing time. You can test punishment, avoidance, or escape procedures the same day the animal arrives. Copy the circuit and shave weeks off your prep time.

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→ Action — try this Monday

Build the static-shock collar from the paper’s diagram and test it on a stuffed toy first.

02At a glance

Intervention
not applicable
Design
methodology paper
Population
other
Finding
not reported

03Original abstract

Application of electric shock to certain species has been possible only through chronic electrode implantation. In animiials such as the rabbit, thick fur covers the entire body, including the underside of the feet, affording complete protection from shock (lelivered through foot-grids. The disadvantages of chronic elec- trode implantation, such as reduced mobility, discom- fort to the organism, and risk of infection increasing with the age of the preparation, necessitated the use of a new type of shock source in an experiment where rabbits were to be used in an operant escape context.

Journal of the experimental analysis of behavior, 1976 · doi:10.1901/jeab.1976.26-523