John Maltby is a lecturer in Psychology at the University of Leicester. He is, with Liz Day, one of the authors of 'Personality, Individual Differences and Intelligence', also published by Pearson Education.
Liz Day is a lecturer in Psychology at Sheffield Hallam University. Her work is in an applied setting, looking at how positive beliefs influence positive well-being.
Glenn Williams is a Senior Lecturer in Psychology at Nottingham Trent University. He has worked in the National Health Service and has been involved with the education and training of nurses, particularly in the use of quantitative research methods.