James Davis succeeded Sir Richard Butler as Chairman in 2008. On graduating from Balliol College, Oxford in 1968, he joined the City law firm of Freshfields, becoming a partner in 1976. He was a specialist corporate lawyer, advising a number of large listed companies, private equity houses and investment banks. He opened the firm's office in Singapore in 1980 and served on the Partnership Council for six years. He retired as a partner in 2006, continuing as a consultant. He is also a Director of Aggregate Industries Limited and a Trustee of Sutton's Hospital in Charterhouse.
He is married with four children. Interests include fishing, golf and walking.

Richard Batchelor qualified in Medicine at Emmanuel College, Cambridge, and at Guy's Hospital. After national service in the RAMC, he returned to the Department of Pathology at Guy's where he worked on the immunology of tissue transplantation under P.A.Gorer, FRS. Later, he served as Director of the Blond McIndoe Research Centre, Queen Victoria Hospital, East Grinstead, before moving to the Royal Postgraduate Medical School at Hammersmith Hospital in west London.
He has served on various MRC committees and working groups, and chaired one of their Grants Committees.He has also served in a similar capacity for the Arthritis & Rheumatology Council, until 1997 when he became a trustee of the Kennedy Institute for Rheumatology Trust. His major research interests have been in the immunological problems of transplantation , and of auto-immunity.
He has held office as president of The (International) Transplantation Society, The British Transplantation Society, and the British Society of Histocompatibility and Immunogenetics.

Colin Barnes qualified in medicine in 1961 at The London Hospital Medical College (University of London). He was appointed Consultant in Rheumatology at The Royal London Hospital in 1968 and subsequently became Clinical Director of Rheumatology. He was also Consultant Rheumatologist to Notley Hospital and St. Luke’s Hospital for the Clergy. He retired from the NHS in 1996 and from clinical medicine in 2001. He was also Chairman of the Executive Committee of the Arthritis and Rheumatism Council (now the Arthritis Research Campaign), Chairman of the management committee of the Kennedy Institute, President of the British and European Leagues against Rheumatism and President of the International Society for Behçet’s Disease.

Dame Nicola Davies is a High Court judge with a background in medical and criminal law. She is also a Bencher of Gray's Inn.

Hill Gaston has been Professor of Rheumatology at Cambridge since 1995; he qualified in medicine at Oxford, obtained a PhD at Bristol and postdoctoral training at Stanford, before moving to Birmingham where he was a Wellcome Trust Senior Clinical Research Fellow. His research interests are in immunological aspects of arthritis and its relationship with infection.

Rodney Hornstein is an entrepreneur and business angel specializing in the information technology sector. A liveryman of the Company of Information Technologists, he is presently chairman of the board of five technology related companies. He serves as chairman of the Trust’s Finance and Investment Committee.

Jennifer Johnson is a member of the Development Board, National Portrait Gallery since 2004 and a lay member of the Joint Research Ethics Committee of the National Hospital for Neurology and Neurosurgery and Institute of Neurology since early 2008.

Professor Sir Ravinder Maini is Emeritus Professor of Rheumatology at Imperial College and was appointed the Scientific Director of The Kennedy Institute of Rheumatology in 1990 and Head of the Kennedy Division upon its merger with Imperial College until his retirement in 2002.

His research as a clinician-scientist, which he continues to pursue, is on the role of cytokines in the pathogenesis and targeted biological therapy of immune-mediated rheumatic diseases. He has published over 480 scientific papers, is co-editor in chief of a journal and serves on a number of medical charities and scientific advisory boards of international biotechnology and pharmaceutical companies. He is a non-executive director of a mutual not-for-profit provider of professional indemnity to Doctors and of a research and development health sciences company in India.

He has received international recognition for his work, including honorary doctorates from University René Descartes, Paris and the University of Glasgow, and the Distinguished Investigator Award from the American College of Rheumatology. He is the recipient of a number of awards jointly with Professor Feldmann, for their discovery of anti-TNF therapy of rheumatoid arthritis, including the Crafoord Prize from the Royal Swedish Academy in 2000, the Albert Lasker Clinical Medical Research Award in 2003 and the Paul Janssen Prize in 2008. He is a Fellow of the Royal Society, Fellow of the Academy of Medical Sciences and Fellow of the Royal College of Physicians London.

David Paterson joined the National Association of Pension Funds as head of corporate governance in April 2006, on his retirement from JP Morgan Asset Management. Apart from corporate governance and executive remuneration policy, he has worked on private equity, hedge funds, securities class actions and corporate social responsibility issues on behalf of the NAPF. He is a trustee of the JPMorgan UK Retirement Plan.

Mr Paterson graduated from the University of St Andrews in 1969.