Raewyn holds the degrees of Bachelor of Social Science, Bachelor of Commerce, Bachelor of Laws and Masters of Commerce. She has over 30 years professional experience in environmental law and policy and heads EDS’s highly-regarded environmental policy think tank. Raewyn has published widely on coastal and marine issues including major books on coastal development, dolphin protection, fisheries management and the environmental history of the Hauraki Gulf. She has recently overseen investigations into marine spatial planning, aquaculture, the resource management system, the conservation management system and oceans reform. 
Raewyn was a member of the Ministerially-appointed Resource Management Review Panel which led a comprehensive review of the resource management system in Aotearoa New Zealand and the Ministerial Advisory Committee tasked with progressing the recommendations in the Sea Change Tai Timu Tai Pari marine spatial plan for the Hauraki Gulf.