OECD Contact Information

William Thorn

Senior Analyst


Tel: +33 (0) 1 45 24 78 04


Marta Encinas-Martin



Tel: +33 (0) 1 45 24 97 58

Purchasing and Test Support


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Education & Skills Online is a joint initiative of the OECD, participating countries and the European Commission. The development of the assessment was possible thanks to the financial support of the European Commission. The delivery of and user support for the assessment is provided by Education Testing Services (ETS) on behalf of the OECD.