Tessa is an international climate change and human rights lawyer and campaigner. She is currently the Director and founder of Uplift, an organisation that supports a just transition away from fossil fuels in the UK. Previously, she was co-founder and Co-Director of the Climate Litigation Network, a project of the Urgenda Foundation, which supports groundbreaking strategic climate litigation around the world. She has spent more than fifteen years supporting grassroots, regional and international movements for justice and has served as an expert advisor to UN human rights bodies and national governments, while working in Thailand, Egypt, India, the US, the Netherlands and Australia.