Bettina Ahrens was from 2012 until 2019 employed as a research assistant in the International Relations / Peace and Conflict Research cluster. Her research interests included structural change in IR, solidarity in international society, global governance, normative theories of IR, European foreign policy, international diplomacy, and the English School. In July 2018 she completed her dissertation with the title "AmbigEUity - The EU and the Solidarisation of International Society". At the ISA in San Francisco in April 2018, her paper entitled "The EU and Ambiguity as a Mechanism of Change" received the Outstanding Graduate Student Research Paper Award from the English School Section of the ISA. She was also part of the Tübingen team in the EU research project GLOBUS, which focuses on the EU's contribution to global justice. In December 2019 Bettina Ahrens moved to a position at the University of Stuttgart.
Thomas Nielebock was a lecturer and researcher at the Institute for Political Science in the research cluster of International Relations / Peace and Conflict Research from 1981 to 2019. From 1993 he held the position of a senior lecturer. His work focused on European security and European security institutions, arms control, in particular arms exports and nuclear weapon free zones, conflict analysis, conflict management and mediation, normative theories of IR, as well as peace building and scientific responsibility. Since 1981 Thomas Nielebock has been a member of the Working Group on Peace and Conflict Research and since 2015 he has been part of the five-member steering group of the Peacebuilding Service Agency appointed by the Ministry of Education and Cultural Affairs of Baden-Württemberg. Thomas Nielebock retired in April 2019.