Ben Fletcher, Karen Pine and Danny Penman

Ben Fletcher is Professor of Occupational and Organisational Psychology, and Head of the Psychology School at the University of Hertfordshire. He is a Chartered Occupational Psychologist, a Chartered Health Psychologist and a Chartered Scientist. He is Chairman of The FIT Corporation Ltd., a subsidiary company part-owned by the university and set up to exploit the commercial value of FIT Science of which he is the founder. He was made an Academician of the Academy of Social Sciences in 2007 (nominated by the British Psychological Society).

Karen Pine is a renowned psychologist and Professor of Developmental Pychology at the University of Hertfordshire. Karen holds a PhD in children's learning and conducts a wide range of psychological research into children and adults' thinking and behaviour. She also lectures on psychology at institutions around the world. Women's issues have always been at the heart of Karen's interests.

Danny currently writes news, features and opinion pieces for The Daily Mail and several other national newspapers, specializing in science, health, animal rights, the environment and terrorism. He is also a commentator on these issues for the BBC World Service and for Radio Four and Five.

Ben Fletcher, Karen Pine and Danny Penman are the co-authors of The No Diet Diet: Do Something Different (Orion 2005).