The role of adventitious reinforcement during differential reinforcement of other behavior: A systematic replication

2020 ◽  
Vol 53 (4) ◽  
pp. 2440-2449
Author(s):  
Catalina N. Rey ◽  
Alison M. Betz ◽  
Andressa A. Sleiman ◽  
Toshikazu Kuroda ◽  
Christopher A. Podlesnik
2021 ◽  
pp. 108786
Author(s):  
Sabino Valentina ◽  
Angelo Blasio ◽  
Antonio Ferragud ◽  
Sema G. Quadir ◽  
Malliga R. Iyer ◽  
...  

2019 ◽  
Vol 45 (2) ◽  
pp. 417-433
Author(s):  
Amanda L. Ackerman ◽  
Kennon A. Lattal

Cooperation between two pigeons was trained in a systematic replication of an earlier study by Daniel (1942) using rats and electric shock avoidance. After both pigeons were trained separately to eat from a food magazine and to stand on a platform located 45 cm from the food magazine, two stimulus lights were added. Different responses of each pigeon were brought under the stimulus control of the lights. In the presence of one light, magazine approach by one of the pigeons was reinforced and in the presence of the other, standing on the platform was reinforced. These functions were reversed for the other pigeon, that is, the light that was the SD for magazine approach for Pigeon A was the SD for the platform response for Pigeon B. When behavior was under stimulus control, the pigeons were placed together in the study space. Across sessions, the lights were removed gradually, transferring stimulus control to the co-actor’s behavior. Thus, the terminal performance was two interlocking response chains: as one pigeon approached the magazine, the other approached the platform, standing on which operated the feeder for up to 7 s. After one pigeon ate for a duration dependent upon the co-actor’s platform standing, the two switched positions. The results are discussed in relation to the definition of social behavior and the role of basic learning principles in social behavior.


2018 ◽  
Author(s):  
Omar D. Pérez ◽  
Michael R.F. Aitken ◽  
Amy L. Milton ◽  
Anthony Dickinson

AbstractThe higher response rates observed on ratio than on matched interval reward schedules has been attributed to the differential reinforcement of longer inter-response times (IRTs) on the interval contingency. Some data, however, seem to contradict this hypothesis, showing that the difference is still observed when the role of IRT reinforcement is neutralized by using a regulated-probability interval schedule (RPI). Given the mixed evidence for these predictions, we re-examined this hypothesis by training three groups of rats to lever press under ratio, interval and RPI schedules across two phases while matching reward rates within triads. At the end of the first phase, the master ratio and RPI groups responded at similar rates. In the second phase, an interval group yoked to the same master ratio group of the first phase responded at a lower rate than the RPI group. Post-hoc analysis showed comparable reward rates for master and yoked schedules. The experienced response-outcome rate correlations were likewise similar, and approached zero as training progressed. We discuss these results in terms of dual-system theories of instrumental conditioning.


2018 ◽  
Vol 51 (1) ◽  
pp. 3-24 ◽  
Author(s):  
Jessica L. Becraft ◽  
John C. Borrero ◽  
Barbara J. Davis ◽  
Amber E. Mendres-Smith ◽  
Mariana I. Castillo

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