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In the September, 1960, issue of the Archives, in the paper entitled "Learning and Retention in Monkeys After Amygdala-Hippocampus Resection," by Drs. Orbach, Milner, and Rasmussen, on page 231 starting with the first full sentence the second column should read as follows:
"In contrast, the human disturbances showed up only when a distraction was interposed between stimulus presentation and recall. An attempt was made in the present study to design tests which more nearly fulfilled these conditions of added distraction.
"To the reports of extensive removals should be added those of the effects of bilateral amygdalectomy on conditioned avoidance behavior in monkeys,40,41 cats,4,10,13 and rats.39 Unfortunately, the results of these studies vary with different experimenters, presumably because the precise conditions of testing have not yet been standardized. Whatever the outcome of these studies, it should be noted that, in man, the memory loss does not follow