Marisa Constantinides – Centre Director & Owner – CELTA & Delta Tutor
Marisa is a teacher, teacher educator, and ELT author; she is the Director of Studies of CELT Athens responsible for the design and implementation of all courses offered at CELT.
Her main ELT qualifications are a Diploma in TEFLA (the RSA Dip. TEFLA, predecessor to the Cambridge Delta) and an M.A. in Applied Linguistics from Reading University.
Marisa is a frequent conference presenter and keynote speaker – some recent presentations can be viewed here – and has presented at IATEFL International, TESOL France, Brazil TESOL, TESOL Greece as well as on numerous online Conferences and Events and has served as a member of the Committee of the IATEFL Learning Technologies SIG (Special Interest Group).
Marisa is one of the founding moderators of a weekly hash tagged discussion of ELT teachers on Twitter which was nominated & shortlisted in the 2012 ELTon Awards for Innovation in Teacher Resources. Marisa co-moderates #ELTchat on Twitter every Wednesday (find more info on theELTchat blog.
Publications: Marisa has written materials for young learners and for using literature in ELT; she has published articles in a variety of print and online journals – some can be viewed here – and she maintains the following blogs and websites:
George Vassilakis – Head of Teacher Education – CELTA & Delta Tutor
George has a degree in Philosophy, Psychology and Education, a Cambridge Diploma in English Literature, an RSA/Cambridge Diploma in Teaching English as well as an MA in TEFL. He also has specialist qualifications in teaching grammar and teaching Business English.
As well as working as an English language teacher in a variety of contexts since 1989, George has worked as a teacher trainer at CELT since 1993, and was also Academic Director and Cambridge Exams Manager for the Eurognosi language school chain for three years and Academic Director for Peoplecert Language Exams for eight years.
Since 2016, George Vassilakis has been working full time for CELT Athens as Head of Teacher Education. He is an approved Cambridge Delta and CELTA tutor and tutors on all our Cambridge Delta courses.
Publications: George has written materials for Heinemann and Macmillan ELT, where he published Action English 1-3, a beginner to intermediate course for young learners, Lift-off, an upper intermediate course for young adults, and, more recently, with Rose Aravanis, Code Blue, an intermediate course for teenagers and adults.
George is an approved CELTA and DELTA course tutor but contributes to other courses such as the Delta Module 1 Preparation and Module 3 support and the English for Teachers course.
Alexander Makarios – CELTA and Delta Tutor
Alexander has been a teacher since 2004 and has taught a variety of age groups and levels. He obtained his Cambridge CELTA Certificate in 2006, his Cambridge Delta Diploma in 2009 (both at CELT Athens) and was subsequently employed as an EFL teacher on our general and Business English courses.
Since 2010, Alexander he has been working as a Course Tutor on all of our Cambridge CELTA courses and is one of the blog authors of Cambridge CELTA Blog as well as the blog on this site.
Alexander is currently working towards his M.A. in Applied Linguistics at the University of London.
Alexander is an approved Cambridge CELTA and DELTA course tutor
He is @AlexandreMak on Twitter
Alexandra Koukoumialou – CELTA tutor
Alexandra Kouk (as many have come to know her on Facebook and Twitter) has been a teacher of English for more than 20 years. She has a BA in Economics and an RSA Diploma for Overseas Teachers of English (predecessor to the Delta). More recently, Alexandra has an Avalon Certificate for Teaching Languages in Second Life as well as her CELTA trainer training course at CELT Athens.
Alexandra ran her own private language school for 10 years in Athens, then joined CELT Athens in 2008 teaching General, Business English and Modern Greek courses and, training and supporting our Distance Diploma in Translation Courses from and into Greek.
She is one of the blog authors of Cambridge CELTA Blog as well as the blog on this site.
She is @AlexandraKouk on Twitter
Angelos Bollas – Online CELTA tutor
Angelos Bollas is a Tutor on the CELT Athens CELTA courses – he obtained his CELTA in 2014 and subsequently completed his Cambridge Delta with us and continued with his MA in English Language Teaching. Currently, he is completing his PhD.
He has experience of teaching in Greece, general and exam classes and in the UK teaching in EAP classes.
He co-moderates #ELTchat on Twitter every Wednesday and is currently serving as a member of the Conference Committee for IATEFL International
Angelos is an Approved CELTA tutor since the summer of 2016.
Peter Levrai–Delta ELT Management Online tutor
Peter Levrai is from the UK but has lived, taught, trained and been a manager in a variety of countries, including China, Macau and Finland. He has an MA in English Language Teaching & Materials Development and an International Diploma in Language Teaching Management. Currently, Peter is working on his PhD in Language Acquisition in Multilingual Settings.In 2017, Peter Levrai won an ELTons Award (with Averil Bolster) for Innovation in Learner Resources (Deveop EAP – a Sustainable Academic English Skills Course) You can contact him on LinkedIn and Twitter as @LevraiPeter
Delta Module 3 ELT Management Online Tutor