- Faculty Member, Quality Assurance Msc, Hellenic Open University, Patras, Greece (since 9/2014)
- Financial Council, Substitute Member, University of the Aegean (10/2014-8/2018)
- Graduate Programs Committee, Member, University of the Aegean (since 7/2015 -8/2017)
- Scientific Advisory Board (SAT), Member, NIPD Genetics Ltd (9/2011-9/2014).
- Audit Committee, Member, Greek Statistical Institute (2/2012 - 1/2016).
- General Secretary, Elected Council Member, Greek Statistical Institute (2/2010- 2/2012, Special Secretary 2/2008-2/2010).
- Editor, Statistical Periscope (issues #24 - #45), Greek Statistical Institute (9/2007 – 1/2012).
- Editor, EMR-IBS Bulletin, Eastern Mediterranean Region of the International Biometrics Society (5/2008-5/2011)
- Member of the Academic Board, Center of Banking and Financial Research, University of Cyprus (1/2005-1/2009).
- Council Member (representing Cyprus), Εastern Mediterranean Region of the International Biometrics Society (1/2003 – 5/2009)
- Advising: 1 Postdoc (Christina Parpoula) 2 PhD (+4 in progress), 29 Master, 6 Diploma Theses
- External Examiner/Reviewer for
- United Kingdom Economic and Social Research Council
- Israel Science Foundation (ISF)
- National Security Agency (NSA) Mathematical Sciences Program, USA
- Internal Research Incentive Grants Program (Bowling Green Univ., USA)
- Universite de Technologie de Compiegne
- 3rd International Conference on Mathematical Techniques in Engineering Applications, Dehradun, Uttarakhand, India, December 7-8, 2018
- 5th Stochastic Modeling Techniques and Data Analysis (SMTDA2018), Chania, Greece, 12-15/6/2018
- 17th Intern. Conf. on Applied Stochastic Models and Data Analysis (ASMDA2017), London, UK, 7-9 June, 2017.
- SMRLO2016, Beer Sheva, 15-18 February 2016
- GOF Days 2015, Athens, Greece, 3-5 September 2015
- RAMSS2014, International Workshop on Statistical Methods in Reliability Assessment of Complex Industrial Multi-state Systems, Fribourg, Switzerland, September 2014
- Applied Stochastic Models and Data Analysis (ASMDA2013), Barcelona, Spain, 25-28 June, 2013.
- ICNPAA 2012 World Congress- 9th Intern. Conf. on "Mathematical Problems in Engineering, Aerospace and Sciences”, Vienna, Austria, July 11-14, 2012
- Conference Organizer and Chairman, ICRA4, 4th International Conference on Risk Analysis in Biosciences, Reliability, Technical Systems and Economics, Limassol, Cyprus, May 26 – 29, 2011 under the auspices of the International Statistical Institute (ISI) – Risk Analysis Committee.
- 19th International Conference on Interdisciplinary Mathematical and Statistical Techniques, Patna University, India, 18-20 December 2010
- 25th International Biometrics Conference, IBC2010, Florianopolis, Brazil, 5 – 10 December 2010. (appointed to the International Programme Committee by the IBS President for the period Oct, 15, 2008 – Dec, 31, 2010).