The purpose of the experiment was to test the prediction that non-specific facilitated learning of a second prose passage will occur in the situation where an initial passage read by the subjects contained concrete referents designed to increase the comprehension of a difficult to understand second passage. Two-hundred and forty subjects…

Retroactive interference (RI) in prose learning was investigated in an experiment where passages were constructed on the basis of a predetermined logical structure. This structure made it possible to operationally define similarity and assess the effects of RI for inferential information as well as that stated directly in the original passage.…