Jens Vygen: [English Homepage] [Deutsche Homepage] [Publications] [Projects] [Students] [Courses] [Lectures] Committees

Editorship of scientific journals:

• Co-Editor of the journal Mathematical Programming (Series A) (2019-)
• Area Editor for Discrete Optimization of the journal Mathematics of Operations Research (2015-2022)
• Associate Editor of the journal INFORMS Journal on Computing (2016-2019)
• Member of the Editorial Board of the journal Discrete Optimization (2003-2017)
• Associate Editor of the journal Mathematical Programming (Series A) (2004-2016)
• Associate Editor of the journal ACM Transactions on Design Automation of Electronic Systems (2013-2016)
• Editor of special issues on IPCO 2014 of the journal Mathematical Programming (Series B) 154 (1-2), 2015 (with J. Lee)
• Associate Editor of the journal Operations Research Letters (2002-2015)

Member of program committees of international conferences:

• 24th International Conference on Integer Programming and Combinatorial Optimization (IPCO) 2023
• 47th International Colloquium on Automata, Languages and Programming (ICALP) 2020
• 17th International Conference on Integer Programming and Combinatorial Optimization (IPCO) 2014
• 22nd International Symposium on Algorithms and Computation (ISAAC) 2011
• 15th International Conference on Integer Programming and Combinatorial Optimization (IPCO) 2011
• 6th International Conference on Algorithmic Aspects in Information and Management (AAIM) 2010
• 46th Design Automation Conference (DAC) 2009
• Design Automation and Test in Europe (DATE) 2008
• Asia and South Pacific Design Automation Conference (ASP-DAC) 2007
• International Symposium on Physical Design (ISPD) 2006
• Design Automation and Test in Europe (DATE) 2005, chair of the subcommittee for "physical design and verification"
• International Conference on Computer-Aided Design (ICCAD) 2005
• 35th Annual Meeting of the GI (German Society for Computer Science) 2005
• Design Automation and Test in Europe (DATE) 2004
• 11th European Symposium on Algorithms (ESA) 2003
• 9th International Conference on Integer Programming and Combinatorial Optimization (IPCO) 2002
• International Conference on Computer-Aided Design (ICCAD) 2002

Organization of workshops etc. (selection):

• Member of the Steering Committee of the Cargèse Workshops on Combinatorial Optimization (2022-)
• Organizer of a workshop on approximation and relaxation at the Hausdorff Research Institute for Mathematics, November 2021 (with F. Grandoni, N. Olver, L. Sanità)
• Member of the Interest Group on Algorithmic Foundations of Information Technology (IGAFIT) (2020-)
• Member of the IPCO Steering Committee of the Mathematical Optimization Society (2014-2020, chair 2018-2020)
• Organizer of a HIM Follow-up Workshop on Combinatorial Optimization, August 2018 (with S. Iwata and J. Könemann)
• Organizer of a Hausdorff Summer School on Combinatorial Optimization, August 2018 (with J. Könemann)
• Organizer of the Trimester Program on Combinatorial Optimization at the Hausdorff Research Institute for Mathematics, from September to December 2015 (with A. Frank, S. Iwata, and J. Könemann)
• Organizer of a workshop on relaxations and polyhedral methods at the Hausdorff Research Institute for Mathematics, November 2015 (with N. Bansal, O. Svensson, and D.P. Williamson)
• Member of the Advisory Board of the Eleventh DIMACS Implementation Challenge on Steiner Tree Problems, December 2014
• Organizer of the 17th International Conference on Integer Programming and Combinatorial Optimization (IPCO 2014), June 2014 (with S. Held)
• Cluster chair for "Combinatorial Optimization" of the 21st International Symposium on Mathematical Programming (ISMP), August 2012 (with J. Könemann)
• Organizer of the Oberwolfach Workshop on Combinatorial Optimization, November 2011 (with M.X. Goemans and M. Laurent)
• Organizer of the Bonn Workshop on Combinatorial Optimization, November 2008 (with W.J. Cook, B. Korte and L. Lovász)

Committees at the University of Bonn (selection):

• Member of the Board of Directors of the Hausdorff Center for Mathematics (2019-2024)
• Chair of the Department of Mathematics (''Fachkommission'', 2019-2021; deputy chair 2021-2023)
• Member of the Steering Committee of the Transdisciplinary Research Area "Mathematics, Modelling and Simulation of Complex Systems" (2018-2023)
• Chair of the Postdoc Mentoring Program Committee of the Hausdorff Center for Mathematics (2015-2019)
• Member of the Junior Search Committee (2006-2017) and the Senior Search Committee (since 2013) of the Hausdorff Center for Mathematics, and many other hiring committes in Bonn and elsewhere (since 2006)
• Member of the examination committee and the admission's committee for the bachelor's and master's program in mathematics at the University of Bonn (2007-2009)
• Chair of the committee for designing the bachelor's and master's program in mathematics at the University of Bonn (2004-2007)