Compass: The Journal of Learning and Teaching at the University of Greenwich, Issue 4, 2012 Editors Simon Walker, Educational Development Unit Patrick Ainley, School of Education Ian McNay, School of Education Karen Smith, Educational Development Unit Editorial Assistant Gillian Keyms, Educational Development Unit Editorial Board Alec Coutroubis, School of Engineering Paul Dennison, Educational Development Unit Ed De Quincey, School of Computing & Mathematical Sciences Mark Ingham, School of Architecture, Design & Construction Lucie Pollard, School of Science Lynne Jump, School of Health & Social Care Malcolm Ryan, School of Education James Wisdom, Higher Education Consultant and Editor of the SEDA series