This summer, the U.S. Food and Drug Admin­is­tra­tion unveiled graphic new cig­a­rette warning labels that will be required to appear on pack­ages starting next year. We talked to law pro­fessor Richard Day­nard, the pres­i­dent of the School of Law’s Public Health Advo­cacy Insti­tute and chair of its Tobacco Prod­ucts Lia­bility Project, about the effec­tive­ness of warning labels and a law­suit chal­lenging the new labels’ legality.