EXECUTIVE COMMITTEE 2008-2010 PRESIDENT George Grouios, PhD Department of Physical and Sport Science, Aristotle University of Thessaloniki, 541 24 Thessaloniki, Greece. E-mail: ggrouios@phed.auth.gr SECRETARY Mary H. Kosmidis, PhD School of Psychology, Aristotle University of Thessaloniki, 541 24 Thessaloniki, Greece. E-mail: kosmidis@psy.auth.gr TREASURER Symeon Vlachopoulos Department of Physical Education and Sport Science at Serres, Laboratory of Social Research on Physical Activity, Aristotle University of Thessaloniki, TEFAA Serres, Agios Ioannis, 621 10 Serres, Greece. E-mail: vlachop@phed-sr.auth.gr MEMBERS Angeliki Leondari Department of Preschool Education, University of Thessaly, Argonafton & Filellinon, 382 21 Volos, Greece. E-mail: leontari@uth.gr Panayiota Metallidou School of Psychology, Aristotle University of Thessaloniki, 541 24 Thessaloniki, Greece. E-mail: pmetall@psy.auth.gr EX OFFICIO MEMBERS  Anastasia Efklides, PhD Editor-in-Chief of the Hellenic Journal of Psychology School of Psychology, Aristotle University of Thessaloniki, 541 24 Thessaloniki, Greece. E-mail: efklides@psy.auth.gr Andreas Brouzos, PhD Editor-in-Chief of the Scientific Annals of the Psychological Society of Northern Greece Department of Primary Education, University of Ioannina, 451 10 Ioannina, Greece. E-mail: abrouzos@cc.uoi.gr Deliyianni-Kouimtzis Vasiliki President of the 3rd International Conference (December, 2010) School of Psychology, Aristotle University of Thessaloniki, 541 24 Thessaloniki, Greece. E-mail: deliyan@psy.auth.gr EXECUTIVE COMMITTEE 2005-2007 PRESIDENT Anastasia Efklides, PhD Editor-in-Chief of the Hellenic Journal of Psychology  School of Psychology, Aristotle University of Thessaloniki, 541 24 Thessaloniki, Greece.  E-mail: efklides@psy.auth.gr SECRETARY George Grouios, PhD Department of Physical Education and Sport Science, Aristotle University of Thessaloniki, 541 24 Thessaloniki, Greece. E-mail: ggrouios@phed.auth.gr TREASURER Marios Goudas, PhD Department of Special Education, University of Thessaly, Karies, 421 00 Trikala.  E-mail: mgoudas@pe.uth.gr MEMBERS Anastasia Alevriadou, PhD Department of Early Childhood Education, University of Western Macedonia 531 00 Florina, Greece. E-mail: alev@nured-fl.auth.gr Mary H. Kosmidis, PhD School of Psychology, Aristotle University of Thessaloniki, 541 24 Thessaloniki, Greece.  E-mail: kosmidis@psy.auth.gr EX OFFICIO MEMBER  Maria Dikaiou, PhD President of the 2nd International Conference (September, 2007) School of Psychology, Aristotle University of Thessaloniki, 541 24 Thessaloniki, Greece.  E-mail: mdikaiou@psy.auth.gr   EXECUTIVE COMMITTEE 2002-2004 PRESIDENT Anastasia Efklides, PhD Editor-in-Chief of the Hellenic Journal of Psychology  School of Psychology, Aristotle University of Thessaloniki, 541 24 Thessaloniki, Greece.  E-mail: efklides@psy.auth.gr SECRETARY George Grouios, PhD Department of Physical and Sport Science, Aristotle University of Thessaloniki, 541 24 Thessaloniki, Greece. E-mail: ggrouios@phed.auth.gr TREASURER Filippos Vlachos, PhD Department of Special Education, University of Thessaly, Argonafton & Filellinon, 382 21 Volos, Greece. E-mail: fvlachos@uth.gr MEMBERS Anastasia Alevriadou, PhD Department of Early Childhood Education, Aristotle University of Thessaloniki, 531 00 Florina, Greece. E-mail: alev@nured-fl.auth.gr Glykeria Pita, PhD School of Psychology, Aristotle University of Thessaloniki, 541 24 Thessaloniki, Greece.  E-mail: rpita@psy.auth.gr EX OFFICIO MEMBER  Haralambos Tsorbatzoudis, PhD President of the 1st International Conference (December, 2004) Department of Physical Education and Sport Science, Aristotle University of Thessaloniki, 541 24 Thessaloniki, Greece. E-mail: lambo@phed.auth.gr