Here is a list of his publications. Looks like a lot of his work focuses on how people deal with stressful situations. He is a professor at Lancaster University Management School.
http://www.lums.lancs.ac.uk/profiles/304/?type=viewall#profilePublications
Publications
Argyris C, Starbuck WH and Cooper CL, 2004, The Blackwell Encyclopaedia of Management, Blackwell, Oxford, ISBN: 0-6312-3317-2
Cooper CL, 2004, Leadership and Management in the 21st Century: Business Challenges of the Future, Oxford University Press, Oxford, ISBN: 0-19-926336-1
Dewe P and Cooper CL, 2004, Stress: A Brief History, Blackwell, Oxford, ISBN: 1405107456
Robertson IT and Cooper CL, 2004, International Review of Industrial and Organizational Psychology, John Wiley and Sons Ltd, Chichester, ISBN: B0001YXC3M
Cooper CL, Robertson IT, Silvester J, Burnes B, Patterson F and Arnold J, 2004, Work Psychology: Understanding Human Behaviour in the Workplace, Financial Times Prentice Hall, ISBN: 0-273-65544-2
Cooper CL and Clarke S, 2003, Managing the Safety Risk of Workplace Stress, Routledge, London and New York, ISBN: 0-415-29709-5
Cooper CL, , 'Stress and the changing nature of work', in Creating the Productive Workplace, (eds) Clements-Croome D, Spon Press, Abingdon, ISBN: B0000C11WB
Cooper CL and Cartwright S, , 'Stress reduction: the role of individually targeted interventions', in Handbook of Work Stress, (eds) Barling J, Kelloway EK and Frone MR, Sage, London, ISBN: 0-7619-2949-5
Cooper CL and Quick JC, , 'Executives: engines for positive stress', in Emotional and Physiological Processes and Positive Intervention Strategies, (eds) Ganster DC and Perrewe PL, JAI, London, ISBN: 076231057X