By Robertson, I., Baron, H., Gibbons, P., MacIver, R. and Nyfield, G. Journal of Occupational and Organizational Psychology 2000 By Ivan Robertson, Helen Baron, Patrick Gibbons, Rab MacIver and Gill Nyfield. Understanding management performance Paper presented at the British Academy of Management Conference, Birmingham 1996 By Patrick Gibbons, Helen Baron, Gill Nyfield, and Ivan Robertson. Hypothesis testing in personality questionnaire validation research Paper presented at the 4th European Congress of Psychology, Athens 1996 By Patrick Gibbons Managing Motivation Paper presented at The Lawyer Conference, Lords Cricket Ground, London 14th May 1998 By Peter Herriot, Patrick Gibbons, Carole Pemberton and Paul R. Jackson An Empirical Model of Careers in Organisations British Journal of Management, Vol. 5, 1994 By Robertson, I., Baron, H., Gibbons, P., MacIver, R. and Nyfield, G. Conscientiousness and Job Success for Managers Paper presented at the British Psychological Society Occupational Psychology Conference, Blackpool January 1997 By Gill Nyfield, Patrick J. Gibbons & Helen Baron The Cross Cultural Validity of Management Assessment Methods Paper presented at the 10th Annual SIOP Conference, Orlando, USA. May 1995 By Gill Nyfield, Patrick Gibbons & Rab MacIver Practical Implications of Assessing International Managers Paper presented at the International Assessment Conference, Minneapolis, USA, October 1993 By Patrick Gibbons Assessment & Development Centres – What Do They Mean for NHS Leadership? Journal of the Faculty of Medical Leadership and Management, UK, October 2013