Işık is a PhD researcher at the Copernicus Institute of Sustainable Development, Utrecht University, specializing in global environmental law, governance, and politics. As part of the ERC Starting Grant Project PROBLEMSHIFTING, her work combines qualitative and legal methodologies to assess and develop institutional and legal solutions to environmental problem shifting across international environmental regimes. Işık is also the Coordinator of the Task Force on Earth System Law under the Earth System Governance Network, contributing to strategic efforts on legal responses to planetary challenges. Previously, she worked as a junior researcher at the Netherlands Institute for the Law of the Sea, where she was involved with the ERC Project SUSTAINABLEOCEAN and the NWO Project 'Safeguarding the effectiveness of the judiciary’s role in legal regime for the oceans: charting a course between judicial restraint and judicial activism'. She holds an LL.M. degree in Public International Law from Utrecht University and a Bachelor’s degree in Law from Université de Tours.