Tj. Young et La. French, PERCEIVED COMPETENCE OF US PRESIDENTS, 1933-1989 - PRESIDENTIAL NEWS CONFERENCES AND THE MERE-EXPOSURE EFFECT, Perceptual and motor skills, 83(1), 1996, pp. 153-154
1933-1989 data yielded a strong, positive Spearman's coefficient of .9
96 fur thr average number of presidential news conferences per month a
nd presidential rankings in the Murray-Blessing Poll. The finding supp
orts research on the mere-exposure effect and is consistent with studi
es showing a tendency for group members to associate talkativeness wit
h leadership.