Erasmus+: Youth in Action’ is part of the Erasmus+ Programme of the European Union and supporting European youth projects. The ‘Research-based Analysis of Erasmus+: Youth in Action’ (RAY) is conducted by the RAY Network, which includes the National Agencies of Erasmus+: Youth in Action and their research partners in 29 countries*. This study presents a transnational analysis of the results from surveys between October 2015 and April 2016 with project participants and project leaders/team members involved in Erasmus+: Youth in Action projects. The study was designed and implemented by the Institute of Educational Science at the University of Innsbruck and the Generation and Educational Science Institute in Austria, under the research project direction of Helmut Fennes and in cooperation with the RAY Network . It was co-funded within the Transnational Cooperation Activities (TCA) of Erasmus+: Youth in Action.