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Dr Ardeshir Geranpayeh is the Head of Psychometrics and Data Services at Cambridge English. He leads a large team of research managers and analysts who carry out the statistical analysis of Cambridge English exams, run the computer-based testing engines and develop the associated IT systems.

Ardeshir has 23 years’ experience of test validation and has contributed to the design, development, validation, revision and evaluation of many internationally recognised language proficiency tests. He has served as a member of Test Security Committee of the Association of Test Publishers and has helped producing a Security Messaging for Testing Programmes. Ardeshir has run several workshops on Test Security discussing various aspects of Practices, Policies, Consequences in addition to technical advancements in cheating detection. He is a regular presenter and workshop leader in several international conferences such as; National Council on Measurement in Education, Association of Test Publishers, Language Testing Research Colloquium, Language Testing Forum, and International Test Commission and has published extensively on language proficiency testing and malpractice.

Most recent publications
Geranpayeh. A. Forthcoming. “Detecting Plagiarism and Cheating” in A.J. Kunnan (Ed.) The Companion to Language Assessment. Wiley-Blackwell Publishing.
Geranpayeh, A and Taylor, L (Eds) (2013) Examining Listening: Research and Practice in Assessing Second Language Listening, Studies in Language Testing volume 35, Cambridge: UCLES/Cambridge University Press.