It was gradually established that smoking prevalence could be reduced by raising the tax on cigarettes, and by banning tobacco advertising. (dotearth.blogs.nytimes.com)
Rates of smoking have been dropping ever since tobacco advertising bans came into force in 1976. (treehugger.com)
Prior to his post at Yale, Kessler was commissioner of the Food and Drug Administration from 1990 to 1997, where he spearheaded a major investigation into the tobacco industry and instituted limits on tobacco advertising directed at children. (sciencemag.org)