Markus Hadler is a Professor of Sociology at the University of Graz, Austria, and an Honorary Professor, Department of Sociology, Macquarie University, Australia. He is the Austrian representative to the International Social Survey Programme (ISSP) and editor-in-chief of the International Journal of Sociology. Beate Klösch is a Research Associate, Department of Sociology, University of Graz, Austria, and is working on questions of environmental and political sociology and pursuing a doctorate in sociology. Stephan Schwarzinger completed his doctorate at the Department of Sociology, University of Graz, Austria, in 2020. Markus Schweighart is a doctoral student at the Department of Sociology, University of Graz, Austria, and is working on the topic of climate-relevant behavior. Rebecca Wardana is a Research Associate, Department of Sociology, University of Graz, Austria. She is part of the core research team of the OeNB project #17892 on measuring GHG relevant behaviors and is pursuing a doctorate in sociology. David Neil Bird is a Senior Researcher at LIFE – Institute for Climate, Energy and Society, JOANNEUM RESEARCH Forschungsgesellschaft mbH., Austria.