New data available:
Helbling, M., Fadarkhan Osenbrügge, N., & Jungkunz, S. (2026). Radical and Extremist Attitudes in Europe (ZA9077; Version 1.0.0) [Data set]. GESIS, Cologne. https://doi.org/10.4232/1.14697

New data available:
Maplethorpe, N. , & Scholes, A. (2026). International Social Survey Programme: National Identity & Citizenship - ISSP 2023 (Scotland) (ZA9133; Version 1.0.0) [Data set]. GESIS, Cologne. https://doi.org/10.4232/1.14733

New data available:
GESIS - Leibniz Institute for the Social Sciences (2026). Allgemeine Bevölkerungsumfrage der Sozialwissenschaften (ALLBUS) - Kumulation 1980-2023 (ZA8834; Version 1.0.0) [Data set]. GESIS, Cologne. https://doi.org/10.4232/1.14704

New data available:
ISSP Research Group (2026). International Social Survey Programme: National Identity & Citizenship - ISSP 2023 (ZA10010; Version 1.0.0) [Data set]. GESIS, Cologne. https://doi.org/10.4232/5.ZA10010.1.0.0

New data available:
GESIS - Leibniz Institute for the Social Sciences (2026). Allgemeine Bevölkerungsumfrage der Sozialwissenschaften (ALLBUScompact) - Kumulation 1980-2023 (ZA8835; Version 1.0.0) [Data set]. GESIS, Cologne. https://doi.org/10.4232/1.14705

Updated data available:
GLES (2026). GLES Panel 2024, Wave 26 (ZA7732; Version 2.0.0) [Data set]. GESIS, Cologne. https://doi.org/10.4232/1.14727

New data available:
European Commission, Brussels
(2026). Eurobarometer 101.2 (2024) (ZA8842; Version 1.0.0) [Data set]. GESIS, Cologne. https://doi.org/10.4232/1.14518

New data available:
Presse- und Informationsamt der Bundesregierung, Berlin (2026). Current Questions on Migration (August / September 2025) (ZA9036; Version 1.0.0) [Data set]. GESIS, Cologne. https://doi.org/10.4232/1.14639

New data available:
European Commission, Brussels
(2026). Eurobarometer 100.3 (2023) (ZA8840; Version 1.0.0) [Data set]. GESIS, Cologne. https://doi.org/10.4232/1.14504

New data available:
GESIS - Leibniz Institute for the Social Sciences (2026). German General Social Survey (ALLBUScompact) - Cumulation 1980-2023 (ZA8837; Version 1.0.0) [Data set]. GESIS, Cologne. https://doi.org/10.4232/1.14696