Laszlo Polos is professor of Organisational Theory/Director, Durham DBA. He graduated in mathematics and physics from the Loránd Eötvös University, Budapest, Hungary in 1980 and in philosophy in 1982. He was awarded a PhD in 1995 from the Hungarian Academy of Sciences. In 2003 he was awarded American Sociological Association Best Paper Award in Mathematical Sociology (with Michael T Hannon) for 'Reasoning with Partial Knowledge', Sociological Methodology, 32:133-81.