That was just one of many pieces of evidence proffered by Amelia M. Arria and David Jernigan, public health professors at the University of Maryland and the Johns Hopkins Bloomberg school, respectively, in a letter to the athletic department opposing the proposal. The pair cautioned against relying on anecdotal reports from colleges that have made this switch and noted a dearth of scientifically valid research on the matter. But what research does exist suggests the policy would have the opposite of its desired effect. Not only is there a wide body of research showing that increasing the availability of alcohol is correlated with increased consumption, they wrote, but a study published in the Journal of American College Health found massive decreases in the negative consequences of alcohol abuse at the University of Colorado at Boulder stopped selling alcohol and banned its consumption at football games. "Ejections dropped 50 percent in the first year, arrests fell by 45 percent, and student referrals to the judicial affairs office decreased by 89 percent," they wrote.