Minority representation among police personnel, relative to the communities they serve, has long been advanced as an explanatory factor for the prevalence of negative police--public interactions as well as police agency responsiveness to public concerns, particularly with regard to the use of force. But minority representation has rarely been…

For many years, notes Alex Piquero, youth of color have been overrepresented at every stage of the U.S. juvenile justice system. As with racial disparities in a wide variety of social indicators, the causes of these disparities are not immediately apparent. Some analysts attribute the disparities to "differential involvement"--that is, to…