“…A test of this effect (Winer, 1962, p. 311), using the published data, yielded a nonsignificant result, F (1, 26) = 1.24, £ > .25. Nachmias, Gleitman, and McKenna (1961) attempted a more rigorous investigation of differential stimulusresponse isolation effects, from which they concluded that isolation is effective on both the stimulus and the response sides of paired-associate lists, and "to about the same extent." However, the fact that they isolated either two stimulus or two response elements in each of their nine-pair lists seems unfortunate.…”