Microbiologist Sandra Benjamin has been appointed chair of Cornwall Healthcare trust.She was previously a nonexecutive director of Cornwall and Isles of Scilly health authority.

Consultant orthopaedic surgeon Phillip Fagg has been appointed clinical director of orthopaedics and accident and emergency at the Doncaster Royal and Montagu Hospital trust.

Barnet and Chase Farm Hospitals trust has appointed Alan Levett as director of finance.He was previously director of finance at Fife Acute Hospitals trust.

Duane Passman has been appointed project director of the£150m Havering Hospitals trust private finance initiative project.He joins the trust from the NHS Executive London regional office.

Jill Penn, currently a non-executive member of Bro Taf health authority, has been appointed chair of North Glamorgan trust.

She will succeed Professor Michael Vickers.

Professor Les Borysiewicz has been appointed principal of Imperial College School of Medicine. Currently head of the department of medicine at the University of Wales College of Medicine, Professor Borysiewicz will succeed Professor Christopher Edwards.

NHS Estates has appointed Peter Hartley, John Evans and Gail Monnickendam as non-executive directors.

Christine Swabey and Melba Wilson have been re-appointed non-executive directors of South West London and St George's Mental Health trust.

Jenny Reid, current director of communications at Guy's and St Thomas' Hospital trust, is to become communications director of the Imperial Cancer Research Fund.