Why Nations Fail to Act (1 of 2) (IMAGE) U.S. National Science Foundation Caption Logical argument and vivid news media images can motivate people to act to relieve suffering. Images seem to be the key to conveying feeling and meaning, though some imagery is more powerful than others. Credit © 2008 Jupiter Images Corporation Usage Restrictions None License Licensed content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.