The authors offer sincere thanks to the sheriffs and chief jail administrators from Adair, Cass, Chickasaw, Floyd, Kossuth, Mahaska, Webster, and Wright counties for their candor, professionalism, experience, and time during the course of this study. The authors also would extend appreciation to county supervisors in Polk, Marshall, Clarke, Franklin, Wright, Boone, and Muscatine counties for providing additional information from recent jail studies.