In 1972, Britain bumped up the total school years mandated for its children from 15 to 16 years. That created a "natural experiment": Would Britons who got that extra year of education fare any better, neurologically, as they aged? Advertisement Unfortunately, the answer is "no." "This surprised us," said study co-author and brain researcher Nicholas Judd , from Radboud University Medical Center (Radboudumc) in Nijmegen, The Netherlands. Related PCOS plus obesity may be hazardous during