OECD

Organization for Economic Co-operation and Development

France

http://www.oecd.org/

IEA

International Association for the Evaluation of Educational Achievement

Holland

http://www.iea.nl/

ETS

Educational Testing Service

USA

http://www.ets.org/

ACT

USA

http://www.act.org/

Cito

National Institute for Educational Measurement

Holland

http://www.cito.nl/

ACER

Australian Council for Educational Research

Australia

http://www.acer.edu.au/

KICE

Korea Institute of Curriculum＆Evaluation

Korea

http://www.kice.re.kr/

KEDI

Korean Educational Development Institute

Korea

http://eng.kedi.re.kr/

NIER

National Institute for Educational Policy Research

Japan

http://www.nier.go.jp/