On Thursday 13 October 2011 Nees Jan van Eck will defend his PhD thesis entitled 'Methodological Advances in Bibliometric Mapping of Science'. Supervisors are Professor Rommert Dekker and Dr Jan van den Berg.

On Thursday 6 October 2011 Arjan Non will defend his PhD thesis entitled 'Do ut Des: Incentives, Reciprocity, and Organizational Performance'. Supervisor is Professor Robert Dur.

On Thursday 6 October 2011 Brigitte Hoogendoorn will defend his PhD thesis entitled 'Social Entrepreneurship in the Modern Economy: Warm Glow, Cold Feet'. Supervisors are Professor Roy Thurik and Professor Enrico Pennings.