The local role of the U.S. Parole Commission : increasing public safety, reducing recidivism, and using alternatives to re-incarceration in the District of Columbia : hearing before the Subcommittee on Federal Workforce, Postal Service, and the District of Columbia of the Committee on Oversight and Government Reform, House of Representatives, One Hundred Eleventh Congress, first session, September 22, 2009. (U.S. G.P.O.,, 2009)