Professional Activities

Mathematical Programming

      Co-Editor Series A, 2007-present
      Associate Editor Series A,   2003-2007
      Associate Editor Series B, 2000-2007

OR Letters

      Editor (Graphs and Networks), 2002-2008

Conference Organization

MPS/SIAM Series on Optimization

      Editorial Board 2003-2007

Member INFORMS, MPS, AMS, SIAM, ACM, IEEE (past member of LMS)