Globally, 4.9 million deaths a year are attributed to tobacco-related diseases (World Health Organization, 2005). If tobacco use continues unchecked, this rate is projected to rise to 10 million deaths annually by 2020. To help stem this alarming increase in tobacco-related mortality, governments should help reduce the number of young smokers because most smokers initiate tobacco use in their youth. One way to reduce the number of young smokers is to help youth make a commitment to not smoking (U.S. Department of Health and Human Services, 1994). Mass media provide effective tools for...