A theory devised initially on the basis of instrumental reward schedule data, such as the PREE, was extended to deal with various Pavlovian findings. These Pavlovian findings include blocking, unblocking, relative validity, positive and negative patterning, renewal, reinstatement, reacquisition, and inhibition. In addition, the sequential model…

Proposes a minimal set of principles based on short-term and long-term memory mechanisms that can explain the major static and dynamic properties of operant behavior in both single-choice and multiresponse situations. The model predicts the major qualitative features of operant phenomena and suggests an experimental test of theoretical predictions…

Traditionally, the treatment of geriatric patients suffering from Organic Brain Syndrome (OBS) has been characterized by non-therapeutic custodial care. To determine whether elderly clients with dementia can benefit from self-care skill training, and to compare their progress with clients without OBS, 30 clients of the Residential Aging Program in…