On average, baby boomers achieve lower scores in cognitive tests than previous generations, according to recent data.“It is shocking to see this decline in cognitive functioning among baby boomers after generations of increases in test scores,” says study author, sociologist Hui Zheng of Ohio State University in Columbus, OH.While the study did not include late baby boomers (1960–1964), Zheng expects that they will also have lower scores, as will subsequent generations unless researchers can resolve the issues behind the decline.Zheng cautions that “it may be worse than we expected for decades to come.”The author published the study in the Journals of Gerontology: Series B.The study analyzed data from the University of Michigan’s Health and.