Companies like Facebook , Target and Google track consumer behaviors . Phillip Goff says big is key to businesses ; it should also be used in social justice . He says ` ` measuring crime '' is not easy , but big data can give us useful insights . Police : CompStat is a way of mapping crime in regions of a given city and measuring patterns of crime in those regions . Tracking police stops and use of force may help us reduce racial inequality .
Companies like Facebook , Target and Google track consumer behaviors . Phillip Goff says big is key to businesses ; it should also be used in social justice . He says ` ` measuring crime '' is not easy , but big data can give us useful insights . Police : Tracking police stops and use of force may help us reduce racial inequality .