Organisation of conferences:
Member of the scientific committee of the “European Workshop on Efficiency and Productivity Measurement (EWEPA)” (2000-2015).
Co-responsible (with P. Agrell & P. Vanden Eeckaut) for the organisation of the 9th and 10th “European Workshop on Efficiency and Productivity Measurement” in 2005 (Brussels) and in 2007 (Lille).
Co-responsible (with O. Brandouy, A. Lozano-Vivas & A. Zago in the “Steering Committee”) for the organisation of the workshop “Fostering a European Network on Financial Efficiency: Banking, Portfolio Theory and Computational Issues” (25 February 2008 at IFRESI, Lille). Also member of the “Local Organizing Committee”.
Member of the Organizing and Scientific Committee of the workshop “Efficiency and Productivity in Banking Industry” organised by the European Research Group “Money, Banking & Finance” (GdRE n° 335) on 23 April 2008 at IESEG School of Management (Lille).
Associate Editor of track “Strategic Management of IS and IT” at ECIS (16th European Conference on Information Systems) organised from 9 to 11 June 2008 in Galway (J.E. Cairnes Graduate School of Business and Public Policy, National University of Ireland).
Member of the scientific committee of “DEA2015” (Braunschweig, TU Braunschweig), “DEA2016” (Wuhan, Jianghan University), and “DEA2017” (Prague, University of Economics).
Member of the scientific committee of “Advances in Quantitative Asset Management” on 25 November 2016 (Bordeaux, Université Bordeaux).
Member of the scientific committee of “Tenth National Conference on Data Envelopment Analysis” on 5-6 September 2018 (Karaj, Kharazmi University).
Member of the scientific committee of the “International Conference on Data Envelopment Analysis DEA45” (Guildford, University of Surrey, Surrey Business School).
Organisation of seminars:
R. Färe and S. Grosskopf (Southern Illinois University) in October 1997
M. Pollitt (University of Cambridge) in January 1999
T. Coelli (University of New England) in February 2000
P. Agrell (Royal Agricultural University, Copenhagen) in February 2001
L. Cherchye (Katholieke Universiteit Leuven Campus Kortrijk) in November 2003
E. Grifell-Tatjé (Universitat Autònoma de Barcelona) in March 2004
P. Wilson (University of Texas at Austin) in May 2004
R.G. Chambers (University of Maryland & University of Western Australia) in May 2004
B. Balk (Erasmus University Rotterdam & Statistics Netherlands) in October 2004
J.-P. Chavas (University of Wisconsin-Madison) in March 2005
S. Managi (Yokohama National University) in March 2006
D. Prior (Universitat Autònoma de Barcelona) in May 2006
N. Vestergaard (University of Southern Denmark) in May 2008, and
A. Peyrache (University of Queensland) in April 2016.
M. Tsionas (Montpellier Business School, & Lancaster University Management School) in September 2022.