![](https://researchhso.stage.drupal.uiowa.edu/sites/hso.research.uiowa.edu/files/default_images/HSOeBook.jpg)
The National Institute of Justice (NIJ) is the research, development and evaluation agency of the U.S. Department of Justice. To ensure that human subjects are adequately protected in research, NIJ and recipients of its funds are required to comply with Department of Justice regulations at 28 CFR Part 46