Theresa Stoll worked as an International Fellow at Ecologic Institute. As a German native speaker, she is fluent in English and has a good working knowledge of French and Spanish.

At Ecologic Institute, Theresa Stoll mainly worked in the field of energy and climate policy, with a focus on projects at the regional and international level. In addition to contribution to several other projects, Theresa Stoll worked particularly intensively on the project "Measures for the Promotion of Electric Vehicles". The aim of this project was the analysis of existing policies and measures that have a direct or indirect impact on the increased uptake of electric vehicles and on the phasing out of cars with internal combustion engines. She also worked extensively on the project "Climate and Energy Policies in the Context of the European Semester and the Energy Union Governance". The objective of this assignment was to provide country-specific and up-to-date information and analysis on the main national policies and measures in the 28 Member States relevant for the climate and energy objectives set out in the Europe 2020 Strategy, as well as for the Energy Union targets.

Before arriving at Ecologic Institute, Theresa Stoll gained different types of work experience in the environmental sector which included supporting the Energy Efficiency Unit of the European Commission's Directorate-General for Energy for several months. She gained further research and work experience at the headquarters of the International Maritime Organization (UK), the Germany Embassy in Ottawa (Canada), the secretariat of the United Nations Framework Convention on Climate Change (Germany), the Friedrich-Ebert-Stiftung in Seoul (South Korea) and the KfW Development Bank office in Ouagadougou (Burkina Faso).

Theresa Stoll obtained a Master of Science degree in Global Politics from the London School of Economics and Political Science (UK), an interdisciplinary degree on global governance and globalization. Her areas of focus were the study of the political economy of environmental and global environmental governance. Her dissertation analysed the political and economic conditions necessary for increased cooperation during maritime disputes by examining the role of natural resources and environmental factors. Theresa Stoll also holds a double major Master of Arts degree in Economics and International Relations from the University of Aberdeen (UK), during which she spent some time at the Washington & Jefferson College (US). She further successfully completed the UK Government Department for Education's Study China Programme at Fudan University.

From spring 2019 onwards, Theresa Stoll is pursuing a Doctor of Philosophy as part of a research team with scientists from the University of Tasmania (Australia) and the Commonwealth Scientific and Industrial Research Organisation, funded by the Australian government.