Introduction This chapter provides an overview of what NHRIs are, the various types or models that exist, and their main roles. It also looks at the important advantages NHRIs bring to the implementation of human rights on the ground. Learning objectives After reviewing this chapter, the reader will be able to: ■■ Describe in general terms what an NHRI is and what the implications are for a State’s commitment to human rights; ■■ Identify and characterize the various models of NHRIs that currently exist; ■■ Identify the most important roles an NHRI can play nationally; ■■ Explain why a properly constituted NHRI has the ability to improve a country’s human rights situation. 12