• President of the IEEE Inform. Theory Society, 2019.
  • Board of Governors Member of the IEEE Inform. Theory Soc., 2009 –
  • Swiss National Science Foundation International Referee for Discrete Math, 2018/19.
  • External Advisory Committee and Industrial Board Member for the NSF STC for Science of Information (NSF-STC-CSoI), 2013 –.
  • IEEE Koji Kobayashi Award Committee Chair, 2018 - 2019.
  • IEEE Alexander Graham Bell Medal Committee Member, 2017 -
  • IEEE Koji Kobayashi Award Committee Member, 2014 – 2017.
  • IEEE Richard W. Hamming Medal Committee Member, 2013 –2016.
  • 1st Vice President, IEEE Inform. Theory Society, 2018.
  • 2nd Vice President, IEEE Inform. Theory Society, 2017.
  • DIMACS Council Member, 2003 –.
  • DIMACS Postdoctoral Committee Member, 2001 – 2011.
  • Co-Chair for DIMACS Special Focus on Cybersecurity, 2011 – 2016.
  • Co-Chair for DIMACS Special Focus on Computational Inform. Theory and Coding, 2000 – 2005.
  • Guest Editor for the Elsevier-PhyCom, Special Issue on Network Coding and its Applications toWireless Communications, March 2013.
  • Editorial Board Member Springer Journal on Applicable Algebra in Engineering, Communication and Computing, 2008 –.2015
  • Associate Editor for Coding Techniques, IEEE Trans. Inform. Theory, 1997 – 2000.
  • Technical proof-reader for the IEEE Transac. Inform. Theory, 1990 – 1992.