Study no. 7 by Bruce Nockles , David Alberman , Richard Benjafield , Pip Eastop , Simon Gunton , Lionel Handy , Simon Haram , Gareth Hulse , Helen Keen , Joan Atherton , John Orford , Duncan Prescott , Fiona Ritchie , Enno Senft , Shelagh Sutherland , Mark van de Wiel , Katie Wilkinson , Clive Williamson , Stefan Asbury