Preferred forms of social interaction were identified using a paired-stimulus format in which two 3–5 s videos of the experimenter providing the social interaction to the participant were presented. Reinforcer efficacy… Click to show full abstract
Preferred forms of social interaction were identified using a paired-stimulus format in which two 3–5 s videos of the experimenter providing the social interaction to the participant were presented. Reinforcer efficacy of the high-, medium-, and low-preferred interactions was evaluated using a progressive-ratio schedule to determine the amount of work maintained by the stimuli. Results showed that higher preference stimuli produced larger break points than did lower preference stimuli.
               
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