About IERI

The International Educational Research Institute (IERI) focuses on improving the science of large-scale assessments.

IERI undertakes activities around three broad areas of work that include:

  • Research studies related to the development and implementation of large-scale assessments;
  • Professional development and training; and
  • Dissemination of research findings and information gathered through large-scale assessments.

IERI undertakes research activities that address issues surrounding large-scale assessments such as IEA-TIMSSIEA-PIRLSOECD-PISAUS-NAEPOECD-PIAAC, IALS, ALL, etc.

News & Events

The International Educational Research Institute (IERI) is organizing a three-day winter academy on Item Response Theory and Population Modeling in Large-scale Assessments. The academy will be held in Lisbon, Portugal, from 14–16 January 2025. More information about this event can be found here.