Our trustees

Richard joined the Board in April 2017, and was appointed as Chair on 1 May 2019. He is a member of the Finance and Audit Committee and the Remuneration Committee and chairs the Nominations Committee.

He was Chair of University College London Hospitals NHS Foundation Trust from 2010 to 2017. He is also a Senior Adviser at Rothschild, Chair of United Trust Bank Ltd and a Director of UTB Partners Ltd.

Previous roles include Director General of the Panel on Takeovers and Mergers (2003-2005) and positions at Linklaters & Paines, Kleinwort Benson Limited and Goldman Sachs International.

Richard is also Chair of UCL Partners Ltd and a member of the Medical Research Council.

Richard is married with three children and lives in London.

Jag joined the Board in April 2017 and chairs Macmillan’s Charitable Expenditure Committee. He is currently the Chief Clinical Officer at the Eastern Academic Health Science Network and a Fellow in Health Management at the Cambridge Judge Business School, from where he holds an MBA. He is also Chair of the Royal Papworth Hospital NHS Foundation Trust.

Prior this, Jag worked for Cambridge University Hospitals (CUH) as Executive Medical Director and then Director of Digital. He previously practised as a Consultant Neonatologist, having qualified in medicine in 1986 from Cambridge and London. He completed postgraduate training in neonatology in Cambridge and Melbourne. 

Jag is married with 3 grown-up children and lives in Cambridge.

Acosia Nyanin joined the Board in July 2023. A registered Mental Health Nurse, Acosia has dedicated her career to providing person centred care and improving outcomes for patients. She has held a wide variety of clinical and leadership roles in the NHS and wider health and care system and is currently Deputy Chief Nursing Officer for England – Professional and System Leadership at NHS England.

Before Acosia took on the role of Deputy Chief Nursing Officer for England, she was Regional Chief Nurse for NHS England in the South East region. Her previous leadership roles also include Director of Quality in the South of England and Professional lead for Acute Mental Health and Addictions with the Priory Group, Head of Inspection for Adult Social Care at the Care Quality Commission and Chief Nursing Officer at Sussex Partnership NHS Foundation Trust.

Beyond her professional roles, Acosia is an advocate of supporting good mental health amongst NHS staff and has written about the psychological impact of Covid 19, championing parity for physical and mental health.

Kate joined Macmillan’s Board in October 2019, and sits on the Fundraising Marketing & Communications Committee. She is currently Executive Director at MSQ Partners, and honorary secretary of the Institute of Practitioners in Advertising (IPA) where she is also a Fellow and as well as a member of the Marketing Group of Great Britain and The Marketing Society.

Kate’s previous board-level roles include Exec Director & Chief Growth Officer Dentsu Aegis Network UK&I, Regional President FCB Europe, Board CMO Gala Coral Group, and MD Leo Burnett London.

Kate lives in London.

Mohammed joined Macmillan's Board in October 2019, and is a member of the Charitable Expenditure Committee. He is currently a non-executive director of both Hafren Dyfrdwy (Severn Dee) and Public Health Wales, and has many years' experience of local government in England and Wales. Mohammed’s previous roles include Chief Executive of Denbighshire and Powys County Councils, Director of Children’s Services at Peterborough City Council, and Director of Regeneration and Education at Islington Borough Council.