Otter Tail County DWI Court, Fergus Falls, MN: Process, Outcome, and Cost Evaluation Report Portland, OR: NPC Research July 2014 AuthorsHarrison, P. M., Waller, M. S., Zil, C. E., Johnson, A. J., & Carey, S. M. Associated FilesReportFact sheet Associated Staff Shannon M. Carey Mark S. Waller