Auto-shaping in bobwhite quail.
Auto-shaping gives you a fast, low-effort way to create the first response before you switch to everyday reinforcement.
01Research in Context
What this study did
Sanders (1969) worked with bobwhite quail in a small lab chamber.
A key lit up for a few seconds. Food followed no matter what the bird did.
After the birds pecked, the team switched to a normal VI 60-s schedule where pecks now had to happen to earn food.
What they found
The quail began to peck the key even though pecking did not matter at first.
When the schedule changed to VI 60-s, the pecking kept going.
Auto-shaping created the first response; the later schedule kept it alive.
How this fits with other research
Cloar et al. (1968) showed one year earlier that quail work smoothly on VI schedules. Sanders (1969) used that fact to prove the new pecks could survive on the same schedule.
Allan et al. (1994) repeated the idea in pigeons and added that reinforcer size changes the form of the response. The core finding holds across birds and topographies.
Parsons et al. (1981) stretched the gap between key-light and food to 36-60 s and saw responding fall apart. Their data mark the time limit of the effect Sanders (1969) first captured.
Why it matters
You can use response-independent food to jump-start a brand-new skill. Once the learner moves, shift to normal reinforcement and the behavior stays. The trick saves time with non-verbal clients, new staff, or any case where the first response is hard to get.
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02At a glance
03Original abstract
Bobwhite quail were given extended auto-shaping, a procedure in which response-key illumination or color change is paired with response-independent food presentations. Continuation of the auto-shaping procedure yielded increased responding across sessions, although responses were never instrumental in producing food. The quail were shifted directly from the auto-shaping procedure to a variable-interval 60-sec schedule of reinforcement. All three birds were approaching stable response rates by the fifth session on the variable-interval schedule.
Journal of the experimental analysis of behavior, 1969 · doi:10.1901/jeab.1969.12-279