=+14.10. A random sample of 135 U.S. citizens were asked their opinion about the current U.S. foreign policy in Afghanistan. Forty-three reported a negative opinion and the others were positive. These 135 persons were then put on a mailing list to receive an informative newsletter about U.S. foreign policy, and then asked their opinion a month later. At the time, 37 were opposed and 30 of these 37 originally had a positive opinion.