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Location in Mannheim
GESIS – Leibniz Institute for the Social Sciences
Square B6, 4-5
68159 Mannheim

Phone: +49-(0)621-1246-0
Fax: +49-(0)621-1246-100

Location in Cologne
GESIS – Leibniz Institute for the Social Sciences
Unter Sachsenhausen 6-8
50667 Köln

Phone: +49-(0)221-47694-0
Fax: +49-(0)221-47694-199