People
Alex Jacobs
Alex has been the executive Director of the Joffe Trust since 2018. He was previously a board member and worked closely with Joel Joffe for 20 years. He leads the Trust’s work, with a particular focus on illicit finance and supporting non-profit leaders.
Previously, Alex worked with international NGOs, including Oxfam, Plan International, where he was Director of Programme Quality, and the Cash Learning Partnership. He founded and led the award winning charity Mango for 10 years, and spent several years based in central & southern Africa. He has held visiting fellowships at Oxford and Duke Universities.
Abigail Prabhakar
Trust Manager
Abigail holds a master’s degree in Politics and Development. She most recently worked in local government in Manchester on public health & social care, working closely with local voluntary sector partners. Previously, she worked with international NGOs. Abigail has a special interest in global public health and recently completed a postgraduate qualification in Public Health. Abigail is also a founding board member of NW Hearts, a heart health charity based in Greater Manchester.
Josie Stewart
Illicit Finance Programme Director
Josie joined the Joffe Trust in 2025. She previously worked alongside the Trust for several years, as an independent consultant, an Associate Fellow at the Centre for Finance and Security at RUSI, and a Board member at Spotlight on Corruption.
Josie previously led Transparency International’s global defence and security programme, and was formerly Head of Illicit Finance at the Foreign, Commonwealth and Development Office. She has lived and worked in West and East Africa, the Gulf, and Central Asia.
Susie Billings
Strategic Advisor: Funding Partnerships
Susie is an independent consultant who works with the Trust as a strategic advisor, helping drive our work to connect with aligned funders and philanthropic initiatives. Susie has worked in a number of senior fundraising and partnership management roles including at the University of Oxford and the Bureau of Investigative Journalism.
Abigail Deffee
Trustee
Abigail works at Undaunted, an innovation partnership based at Imperial College London that tackles climate change through entrepreneurship. She leads fundraising for EarthScale, a UK-wide programme supporting climate-focused, IP-rich startups emerging from universities. Alongside this, Abigail works with March Women, a network for women in M&A, where she leads on corporate partnerships and sponsorships to grow the organisation’s reach and influence to champion women in the M&A industry.
David Hopkins
Trustee
David is Director of Community at Coin Street Community Builders, leading the award-winning social enterprise’s work in the community, by the South Bank in London. This includes housing cooperatives, nursery, children’s centre, gym & sports facilities, youth work and a range of social activities.
David draws on over 25 years of experience working with communities to create change. Prior roles included Fellowship Director at Clore Social Leadership, Head of Charity Advisory, Grant-Making & Legacy at the Charities Aid Foudation, and Head of National Programmes at Catch22. David is a Fellow of the Royal Society of the Arts and a certified member of the Institute of Fundraising.
Jameela Raymond
Trustee
Jameela is Chief Operating Officer at the 10,000 Interns Foundation, where she leads on building a sustainable and resilient organisation capable of driving long-term change for Black talent throughout the UK.
Jameela holds a wealth of experience in global anti-corruption efforts. Previously, as a Strategist at The B Team, Jameela mobilised the private sector to drive new norms of corporate leadership, and at Transparency International UK, she led the organisation’s advocacy and accountability work around UK’s 2016 Anti-Corruption Summit.
David Nussbaum
Chair
Sally Bagwell
Trustee
Sally is a qualitative researcher, facilitator, and specialist in strategy for social impact, working freelance with operating charities and grant making organisations. She was previously Associate Director for Strategy and Decision-making at the social impact think tank and consultancy NPC and has worked in voluntary sector infrastructure roles. Sally is also a trustee of Big Leaf Foundation, a small charity working with displaced young people in Surrey.
Robert Barrington
Trustee
Professor Robert Barrington is based at the Centre for the Study of Corruption, University of Sussex. The former head of Transparency International (TI) in the UK and chair of TI’s International Council, he previously worked in the City of London and as CEO (Europe) of Earthwatch Institute and has been a long-term advisor to the UK Government. Publications include a ‘Dictionary of Corruption’ and ‘Understanding Corruption’; he holds an undergraduate degree from Oxford University and a PhD from the European University Institute.