Our Team
Our trustees
Isobel Milne
Trustee
Isobel is an experienced heritage, museum and tourism manager having worked for over a decade as the Commercial Manager for the Corinium Museum and Cirencester Visitor Information Centre and previously as a manager for the National Trust. Her specialisms cover operations and commercial aspects of attractions management.
Isobel also has a Masters in the Conservation and Management of Historical Buildings and currently works for the Churches Conservation Trust caring for 19 churches across and Gloucestershire and Oxfordshire and leading the team caring for another 101 churches across the west.
In her free time as well as being a trustee Isobel has been the chair of the Dursley Heritage Assets Listing group who successfully had recognised over 60 assets in the town, and she has recently started working with Cam Parish Council to lead in the creation of their list.
Fergus Devlin-Connolly
Trustee
Fergus is a highly respected architect specialising in heritage buildings. He was awarded the prestigious SPAB Lethaby Scholarship and first prize in the Georgian Group’s Architectural Drawing Competition later that year- presented by HRH the Prince of Wales.
He is a teaching fellow at The University of Bath where he tutors and lectures both undergraduate and postgraduate students. He lectures internationally on conservation, regeneration, and contemporary design in sensitive locations. Fergus is a judge for the annual Architect’s Journal (AJ) Awards: supporting and celebrating the best in UK architectural design.
Previous projects have included Bath Abbey’s £19m Footprint Project, Equal Access Project at St Paul’s Cathedral and Bath Assembly Rooms for the National Trust.
Carl Jenner
Treasurer
Carl is a retired highly experience accountant, having spent over forty years working in different financial roles within the nuclear industry. He has extensive experience in management accounting, financial governance and payment processes. He has been involved in many financial system project implementation teams during his career.
Carl undertakes a number of volunteer roles alongside being Treasurer for The Jenner Trust, these include Wotton Community Sport Foundation, Sport Wotton and the Berkeley Library Project. He lives with his wife in Wotton under Edge and has three grown up daughters.
Jonathan Steel
Chairman
Jonathan is an accomplished chairman with national executive, commercial and political experience.
He served our local community for 30 years as a GP. He was the Executive Medical Director for Gloucestershire, chaired the GP Committee at the Royal College of Physicians where he was a special advisor as Lead Fellow for Social Care.
He was the GP advisor for the Secretary of State for Health in the Coalition Government and provided clinical advice for health policy development at Westminster for over 10 years.
Jonathan spent 15 years as a Senior Clinical Advisor for PwC, working internationally on healthcare reform programmes with PwC Global Physicians Panel.
Jonathan lives with his wife, Carrie in "Dr Jenner's other house" in the High Street in Berkeley and thoroughly enjoys the people, history and beautiful countryside of the Berkeley Vale.
Diane Budden
Trustee
Diane is a historian of health, disease and medicine, who completed her doctorate in 2024. Her research examined healthcare in Hampshire between 1475 and 1575, exploring how urban, rural, and coastal communities adapted to the impact of statues, acts and charters on their healthcare systems during a turbulent period of history.
Before her academic journey, Diane worked at the Mary Rose Museum in Portsmouth and Vancouver Maritime Museum, in British Columbia, Canada. She has a significant experience in museum learning and collections management, which continues to fuel her passion for heritage work.
Now based in Wiltshire, Diane enjoys life with her husband and is mum to Rob and Rebecca.
Cate Statham
Trustee
Cate is an RICS Chartered Building Surveyor with Conservation Accreditation. She has been part of the trustee team at the Jenner since 2018, serving 5 years as Chair from 2019 to 2024.
She brings experience in resolving building defects, architectural design, conservation repairs and project management. Her past roles include major projects at the National Trust, private homes, museums and places of worship, as well as managing the historic park at Althorp.
Tim Wallington
Trustee
Tim is a retired clinical immunologist. He worked for thirty-one years as a consultant at Southmead Hospital in Bristol and for NHS Blood and Transplant. In addition to his responsibilities, he had several managerial roles within the NHS. During this time he had a number of national roles concerning the development of the speciality of clinical immunology.
He is a past chair of the Jenner Trust and has been involved for more than thirty years with Dr Jenner’s House either as volunteer or trustee. Jenner’s invention of vaccination was the first practical immunotherapy. Tim is passionate that the story of Jenner’s many achievements and subsequent legacy continue to be celebrated, used to encourage vaccine uptake and inspire future generations of clinical scientists.