Ask an expert

Would you like to connect to a colleague on a specific language assessment topic? NExLA has experts in numerous areas of specialisation, e.g.:

  • Accountability
  • Diagnostics
  • Differential item functioning
  • Emergent literacy
  • Equivalence
  • Item analysis
  • Rasch analysis
  • Test design constructs
  • Test level analysis
  • Tests of academic literacy
  • Tests of language ability
  • Tests of professional/business communication
  • Transparency
  • Validation
  • Validity

If you wish to ask advice or share ideas on any of the topics above, we can put you in touch with colleagues in the same field. Please feel free to contact Prof. Albert Weideman directly at