Youth Wing Membership Survey (YOUMEM) Datasethttps://doi.org/10.7910/DVN/NKE1IHMcDonnell, DuncanAmmassari, SofiaVALBRUZZI, MARCOBolin, NiklasWerner, AnnikaHeinisch, ReinhardJungar, Ann-CathrineWegscheider, CarstenHarvard Dataverse2026-02-042026-02-05T01:16:42ZThis dataset contains the full Youth Wing Membership Survey (YOUMEM) - the largest comparative survey of political party youth wing members to date. It includes responses from over 5,000 members of 12 centre-left and centre-right youth wings in six countries (Australia, Austria, Germany, Italy, Spain and Sweden). The dataset covers members' biographies, reasons for joining the youth wing and reasons for staying in it.Social SciencesMcDonnell, D., Ammassari, S., Valbruzzi, M., Bolin, N., Werner, A., Heinisch, R., Jungar, A.-C., & Wegscheider, C. (2024). Inside party youth wings: The YOUMEM project. Party Politics, 31(6), 1049-1063., doi, https://doi.org/10.1177/13540688241310349, https://journals.sagepub.com/doi/10.1177/135406882413103492026-02-04Ammassari, Sofia2026-02-03CC0 1.0