January 1, 2010 Impact of Hawaii's HOPE Program on Drug Use, Crime, and Recidivism http://www.pewtrusts.org/~/media/legacy/uploadedfiles/pcs_assets/2010/The20Impact20of20HawaiiE28099s20HOPE20Program20on20Drug20Use20Crime20and20Recidivismpdf.pdf

The Pew Center on the States describes both the results and the evaluation methodology of HOPE in Hawaii.

January 1, 2010 South Dakota 24/7 Sobriety Project Evaluation https://www.scfcenter.org/resources/Research/201001%20South%20Dakota%2024%207%20Sobriety%20Project%20Evaluation.pdf

Loudenburg finds that South Dakota's effort to improve DUI recidivism through the 24/7 Sobriety Program has been promising.

January 1, 2010 Montana Sobriety Pilot Project Fact Sheet https://www.scfcenter.org/resources/Research/201001%20Montana%20Sobriety%20Pilot%20Project%20Fact%20Sheet.pdf

This fact sheet from the Montana Department of Justice summarizes its 24/7 Sobriety Project.

December 1, 2009 Managing Drug-Involved Probationers with Swift and Certain Sanctions https://www.scfcenter.org/resources/Research/200912%20Managing%20Drug%20Involved%20Probationers%20with%20Swift%20and%20Certain%20Sanctions.pdf

Drs. Hawken and Kleiman evaluate HOPE in Hawaii.

October 4, 2007 An Evaluation of Georgia's Probation Options Management Act http://nicic.gov/mobile/document.aspx?id=025454#home

An analysis of the Probation Management Act, which applies administrative processing to probation violators without judicial amendment to the original court order.