Nora Giubertoni has been appointed chair of St Helens & Knowsley health authority, having been chair of St Helens & Knowsley Community trust for the past year and on its board for the previous two years.

She takes over from John Dray, who left the HA last year to become chair of Aintree Hospitals trust.

Maggie Donovan has been appointed chief executive of East and North Hertfordshire trust, which will be established on 1 April. She is currently director of performance management for Eastern regional office, and has been project director for the merger of East Hertfordshire trust and North Hertfordshire trust. She was previously chief executive of West Middlesex University Hospital trust.

Marco Cereste has been appointed chair of South Peterborough primary care trust. He has been chair of North West Anglia Healthcare trust for the past eight years and was co-ordinator of the NHS Confederation. Dr Lise Llewellyn is to be the PCT's chief executive, having previously been chief executive of the local primary care group. She is a consultant in public health medicine and was director of acute services at North West Anglia health authority before joining the PCG.

The Commission for Health Improvement has announced a number of appointments to its managerial team. Dr Jocelyn Cornwell, currently an associate director at the Audit Commission, will be director of policy and development, and deputy director. Dr Linda Patterson becomes medical director, moving from Burnley Health Care trust, where she is consultant physician in general and geriatric medicine, and medical director. Elizabeth Fradd becomes director of nursing, moving from the Department of Health, where she is currently assistant chief nursing officer, and Matt Tee moves to become director of communications from the Department of Trade and Industry, where he is director of news. He was previously head of communications at Guy's and St Thomas' trust.

David Murray, a former deputy vice-chancellor of Staffordshire University, has taken over as chair of South Staffordshire health authority from Margaret Stanhope.

Professor Michael Adler is to step down as chair of the National AIDS trust after nine years in the post. Professor Adler plans to concentrate on his work on the government's sexual health strategy and as a non-executive of the new Health Development Agency. He will be replaced by Dame Ruth Runciman.

The Prescription Pricing Authority has announced the appointment of two non-executive members. Anne Galbraith and Dr Mohammed Ali have been appointed as non-executive lay members for three-year terms. Martin Bennett has been reappointed for a second year term as a non-executive pharmacist member.

Keep us posted Please send details of senior appointments, indicating whether a photograph is available, to Lyn Whitfield at HSJ, Greater London House, Hampstead Road, London NW1 7EJ, or fax 020-7874 0254, or e-mail: Items are entered free but publication cannot be guaranteed.