Jeffrey Butts, the director of the Research and Evaluation Center at John Jay College, said Tuesday that the results of the study are “not surprising.” “When we talk about racial and ethnic bias in the justice system it’s always a little increment of bias at every stage . . . [it] ends up being a huge problem at the end,” he said. Continue reading Boston Globe — For Some, Report on Mass. Traffic Stops Shows Stubborn Racial Biases Persist in Policing