Lyn spent many years working as a non-government advocate for high seas and Antarctic conservation and climate change action, and guiding a broad range of non-government organisations to become more effective and efficient in their governance. She then undertook a Ph.D. at the Institute for Marine and Antarctic Studies, University of Tasmania, graduating in 2022, and is now an IMAS Associate. Her research focus is high seas and Antarctic governance and geopolitics. Current projects include spatial protection in the Southern Ocean, the rights of nature for Antarctica, and decision-forming mechanisms for the Antarctic Treaty System.