Our Trustees


Professor Richard Harding – Branch Chair, advisor on water issues

For over 30 years Richard worked as a research scientist at the Centre for Ecology and Hydrology (CEH), now retired Richard still holds a fellowship at CEH.

Richard represents CPRE on the Thames Water Stakeholder Group and Water Resources South East.

Nick Dolden – Treasurer

Nick has recently retired having held senior finance posts including South Central Ambulance Services. Nick is also a planning volunteer for CPRE Cherwell. Nick believes that development should be sympathetic to the impact on climate change, biodiversity and landscape.

Olivia Field – Vice Chair

Olivia has a background in Project Management, Change Management, Strategic Planning and Analysis across a range of business sectors. Latterly, Olivia spent two years as Chair of the No Expressway Group, successfully campaigning against the proposed Oxford to Cambridge Expressway.

Dorian Grier – Secretary

Dorian worked in Operations Management in the airline and retail industries. Dorian is a keen supporter of the countryside, green spaces to be enjoyed by all, UK farming and fishing, the development of affordable homes and provision of rural homes for rural people.

Dorian represents CPRE Oxfordshire on the national CPRE Renewables Done Well Group.

Susie Mather – Vice Chair

Susie has had a diverse career largely in central government. She hopes to draw on her experience of strategy, influence, governance and communications to help preserve the English countryside for its climate benefits, for nature recovery and for enjoyment by all.

Philippa Phelan – Chair CPRE West Oxfordshire

Philippa spent sixteen years as an Officer in the Army and is a qualified teacher and Education and Training Specialist. Philippa is particularly interested in conserving the intrinsic beauty of rural Oxfordshire: its villages and old market towns; protection of the countryside, Green Belt and Areas of Outstanding Natural Beauty; ending sewage pollution and creating cleaner rivers; the impacts of climate change, including flooding; and working to protect dark skies from light pollution.

David Marsh – CPRE Vale of White Horse District Secretary

David developed in interest in planning when he was Chair of Harwell Parish Council.  He has a background in IT and project management.

Dr Lisa Buchan

Lisa has broad experience in business, historical research and corporate social responsibility. Lisa has been involved in planning issues since 2016, particularly the threat to the countryside and Green Belt surrounding Oxford.

Claudia Lusardi

Claudia Lusardi currently works for Oxford Brookes University managing outreach programmes for underrepresented/ disadvantaged young people to improve access to university and higher education. Equally passionate about the natural world, Claudia hopes to support local communities to protect and preserve the countryside.

Simon Warr