Board of Directors


Jessica Hamdorf


  Jess Hamdorf is a lawyer at Glen McLeod Legal, a Western Australian based law firm specialising in environment and planning law. Jess is experienced in advising on matters relating to the compulsory taking of land, contamination, clearing and land use conflicts. She has a Bachelor of Laws and a Bachelor of Arts (Political Science and International Relations) from the University of Western Australia and lectures in Environment and Planning law at the University of Murdoch.    

Natasha Hammond

Honorary Secretary
  Natasha Hammond is a barrister practising at the New South Wales bar  and a lecturer in environmental law at the University of New South Wales. She has a Masters in Environmental Law from University of Sydney. Prior to being admitted to the bar, Natasha worked as an environment and planning lawyer in a number of different contexts including advising government and developer clients at a Sydney law firm, running significant  litigation in the NSW Land and Environment Court and the Federal Court on behalf of community organisations at the EDO NSW and, most recently, prosecuting environmental offences at the NSW Office of Environment and Heritage.     

Hanna Jaireth

Vice President

  Dr Hanna Jaireth has a longstanding interest in ecologically sustainable development and human rights. She has worked as an academic, lawyer, public servant, parliamentary inquiry secretary and journalist in a range of private and public sector positions, many with an environmental focus. Hanna has been a member of several IUCN Commissions since 1996. She was an elected NGO representative on the Australian Committee of the IUCN in 2013, and the national editor of the National Environmental Law Review (2010–13). She has undergraduate arts/law and postgraduate international relations qualifications.     

Tiphanie Acreman


Tiphanie Acreman is a barrister practicing at the Victorian Bar in the areas of property, planning, environment and building. She grew up in Tasmania and became aware of the role of the law in the environmental context during primary school when the Tasmanian Dams case was handed down. She has undergraduate degrees from the University of Tasmania in Law and Science, majoring in Geography and Environmental Studies, and a Master of Laws, majoring in Environmental Law, from the Australian National University. Prior to becoming a barrister, Tiphanie worked as an Associate at the Supreme Court of Victoria, and at the federal Department of the Environment. As a barrister, she has advised and appeared in environmental matters relating to the Environment Protection and Biodiversity Conservation Act (Cth) 1999, the Planning and Environment Act (Vic) 1987, and the Environment Protection Act (Vic) 1970. 


Matthew Floro

        Matt Floro advises on public interest environmental and planning law as a Solicitor at the Environmental Defenders Office.  Matt was admitted as a lawyer in October 2013 and has practised environmental and planning law in Queensland, Victoria and New South Wales.  He has worked for Clayton Utz and Corrs Chambers Westgarth Lawyers and for the Victorian Department of Premier and Cabinet.  Matt holds a Master's degree in Law and is currently completing a Master's degree in Public Administration and a specialist American LLM in Environmental, Natural Resources and Energy Law.  Passionate about community, he has led Out for Australia Victoria, the Australian Law Students' Association and his university law society.  Matt currently serves as an executive member of the Asian Australian Lawyers Association.    

Nadja Zimmermann

Honorary Treasurer
        Nadja Zimmermann is a solicitor with the Environmental Defenders Office, in New South Wales. Nadja works on matters relating to environmental and planning law including major projects, environmental pollution and Aboriginal heritage protection. She holds a Juris Doctor from the University of Melbourne and has worked in commercial litigation, in Victoria, before commencing with the EDO    

Justine Bell-James

        Dr Justine Bell-James is a Senior Lecturer at the TC Beirne School of Law, teaching undergraduate and postgraduate courses in the areas of environmental law and property law. Dr Bell-James obtained a PhD from the Queensland University of Technology in 2010, and was subsequently awarded an ARC funded Postdoctoral Fellowship in 2011. Dr Bell-James undertook her postdoctoral research at the Global Change Institute at The University of Queensland, focussing on legal, policy and insurance responses to coastal hazards and sea-level rise. Dr Bell-James's research focuses on legal mechanisms for protection of the coast, drawing upon environmental, planning, property and tort law. In addition to her work on sea-level rise, Dr Bell-James is also particularly interested in novel legal mechanisms for protection of coastal ecosystems like mangroves and seagrass, protection of the Great Barrier Reef, and biodiversity offsets in the coastal context. Dr Bell-James currently holds an ARC Discovery Grant (2019-2021) to consider how ecosystem services provided by mangroves can be integrated into law