- ISPA Past Pressident (2023- present)
- ISPA President (2021-2023)
- Executive Board member, Trainers of School Psychologists, USA (2018-2021, 2021- 2024)
- Elected member, Committee for Global Psychology, American Psychology Association (2023 - present)
- Member of the Education Committee National Association of School Psychologists, USA (2017-2024)
- Member of Crossing Cultures and Continents Task Force, National Association of School Psychologists (2015-2016)
- Co-Chair of the Committee on International Relations in Psychology, American Psychological Association (2014-2015)
- Member of the Committee on International Relations in Psychology, American Psychological Association (2013-2016, co-chair 2014- 2015)
- Chair of the Working Group Globalization of School Psychology, Division of School Psychology (16), American Psychological Association, (2010-2012)
- Member of the Executive Board of the International Institute of School Psychology, University of California, Santa Barbara (2009- present)
- Member of the Council of Educational Evaluation and Accreditation (CEEA), the Ministry of Education and Culture, Nicosia, Cyprus (2001-2005 & 2006-2010)
- Chair of the School Psychology Trainers’ Task Force, International School Psychology Association (2015-present)
- Member of the Counsil of Educational Evaluation and Accreditation (CEEA), the Ministry of Education and Culture, Cyprus (2001 -2005 & 2006-2010)
- Chair of Team of international experts of Humanities - Social Sciences - Psychology - Law, Evaluation Committee of Private Universities, the Ministry of Education and Culture, Nicosia, Cyprus (2007-2008)
- Secretary of the Executive Committee of the International School Psychology Association (2000-2003, 2003-2006)
- Chair of Team of international Experts of Humanities-Social Sciences-Psychology-Law, Evaluation Committee of Private Universities, the Ministry of Education and Culture, Cyprus (2007 -2009)
- Member of the following International School Psychology Association Committees:
- International Crisis Response Committee
- Ethics Committee
- Standards and Practices Committee
- Research Committee
- Accreditation Committee (2010-present)