| Abstract: | Reexamined the issue of the usefulness of the internal-external concept in understanding commitment to social-political action and evaluated the empirical intactness of Rotter's Internal-External (I-E) Control Scale. 85 female and 81 male university students, 66 of whom belonged to campus social-political action groups, completed several personality inventories including the I-E measure and Kerpelman's Political Activity scale. 3 scores were derived from the I-E instrument, 1 based on responses to all 23 items. The other 2 scores were based, respectively, on responses to the political or world events stems and to the nonpolitical stems identified by H. Mirels as forming independent item domains. The 2 item clusters from the I-E scale were uncorrelated. Political commitment was predicted by scores on the political I-E items (p |
