Dr. Liana Tsigaridi holds a B.Sc. in Mathematics, from the University of Patras, with the highest grade of the graduation year and award from the State Scholarships Foundation, a M.Sc. in Applied Mathematics, from the Technical University of Athens, a second M.Sc. in Astrophysics, from the National and Kapodistrian University of Athens (NKUA) and a Ph.D. in Astronomy and Applied Mathematics, from the NKUA, in the field of Galactic Dynamics on a full scholarship from the Leventis Foundation. In parallel with her academic studies, she has also completed degrees in Music and Dance. She plays the Piano and the Viola and has been a member of the Youth Symphony Orchestra of Athens since 1991.

Dr. Tsigaridi has participated in many Research Programs funded by the Academy of Athens in collaboration with the Research Center for Astronomy and Applied Mathematics (RCAAM), with publications in peer reviewed scientific journals and presence in numerous conferences. She has also participated as a visiting researcher in the project "Galactic Potential Extraction" at the European Southern Observatory (ESO) in Munich, Germany.

Dr. Tsigaridi has over 18 years of teaching experience and has been a member of the Academy faculty at ACS Athens since 2017. She has also  been appointed as an IB Mathematics examiner since 2021. This year, she will be teaching IB Mathematics AA SL and IB Mathematics AI SL, while also assuming the role of Division Chair of Mathematics. Apart from her professional responsibilities, Dr. Tsigaridi has been serving the ACS Athens community as a CAS advisor, a Senior Class advisor, as well as a Mathematics Competition coach in the afterschool program.

Dr. Tsigaridi is committed to help students develop not only an understanding of Mathematics, but also a lasting appreciation for its significance and beauty.

email: tsigaridil@acs.gr

She earned both her Bachelor and Master's degrees while completing the extended program in Applied Mathematics and Studies of Science from the National Technical University (NTUA) of Athens. She then went on to complete a second Master’s Degree in Applied Mathematics, majoring in Mathematical Analysis. Having identified a distinct passion in her field, Dr. Stamati successfully earned her Ph.D. in Systems Theory from the NTUA on a full scholarship from the Papakyriakopoulos Foundation. She has published numerous articles in academic journals such as IEEE, Transactions on Automatic Control, International Schools Journal, and many more. During her Doctoral Dissertation, she lectured in various schools, such as:

• the School of Applied Mathematics and Studies of Science of NTUA.
• the University of West Attica
• the School of Engineering Officers of the Greek Army

After attaining her Ph.D., she worked as:

• a Visiting Professor in the National and Kapodistrian University of Athens, at the Department of Economics,
• a Scientific Associate in the University of West Attica
• and as an Instructor in the School of Greek Navy Cadets.

She has taught Calculus, MATH 100, Linear Algebra, Optimal Control, Higher Mathematics, and Programming Software such as MatLab and Mathematica. She has also participated in research programs focused on the design, development, and implementation of mathematical algorithms. Dr. Stamati started working at ACS in 2013.

She is also the ECIS Ambassador (Educational Collaborative for International Schools) and Co Coordinator of the Professional Development Team at ACS Athens. 

Dr. Stamati has received the University of Chicago's Outstanding Educator Award.

She is also an IB Examiner.

This year she will be teaching IB Mathematics Analysis and Approaches HL Y2, SL Y1 and Algebra 2 and Trigonometry. 

She is enthusiastic and eager to share her love of mathematics, and she aims to transfer this enthusiasm to her students on a daily basis. Her motto is "The only way to learn Mathematics is to do Mathematics" - Paul Halmos.

email: stamatia@acs.gr

Dr. Prodromidi earned a B.Sc. in Cell & Molecular Biology from the University of Essex, UK. She then continued her graduate studies at Imperial College London, UK, where she obtained a M.Sc. in Immunology and a Ph.D. with a full scholarship in Renal Medicine and Stem Cell Biology. She has worked in research and her scientific work has been presented in conferences world-wide, and has been acknowledged numerous times with international awards, such as the Best New Scientist (2006, UK). She has also published articles in scientific journals and co-authored books.

After the completion of her post-graduate studies and since her return in Greece, Dr. Prodromidi has worked both as a research scientist and an educator. To her, teaching means inspiration, creativity, and even challenge to pass on knowledge and ethos to every student. Her teaching experience ranges from middle school students through university students. Recently, she co-authored the book entitled "Revolutionizing K-12 Blended Learning through the i2Flex Classroom Model" contributing to this novel pedagogical approach introduced by ACS Athens.

email: prodromidie@acs.gr

Dr. Antonios Karampelas holds a B.Sc. in Physics, and an M.Sc. and Ph.D. in Astrophysics, from the University of Athens. He has been a post-graduate researcher at the University of Athens and the National Observatory of Athens, mainly contributing to the preparation of the European Space Agency’s Gaia mission. Dr. Karampelas has teaching experience in secondary and higher education and has been an ACS Athens Academy teacher since 2016. The courses he is teaching include IB Physics, Physics 1, and Physics 2, as well as Artificial Intelligence and STEAM-Modern Technology Topics, which he designed and developed himself.

Dr. Karampelas is a scholar with a record of more than 80 articles, including 30 journal articles and 5 book chapters. Dr. Karampelas is also a manuscript reviewer and has attended more than 30 conferences and workshops with 15 contributions. His research work in education has been published or featured in, among others, AIP Publishing, IGI Global, The Irish Journal of Technology-Enhanced Learning, the European Distance and E-Learning Network, the Proceedings of EdMedia Innovate Learning, the International Schools Journal, Medium, Business Partners, the MSA Accreditation Newsletter, and the Inside Learning podcast series. His research work in Astrophysics has been published in Astronomy & Astrophysics and the Monthly Notices of the Royal Astronomical Society, with his articles having been cited more than 17,000 times.

Dr. Karampelas is a strong proponent of the inclusion of Generative AI and Learning Analytics in Education, and the development of AI curricula. At ACS Athens, he has been leading and serving in different capacities as a Division Chair of Technology, Artificial Intelligence Framework Coordinator, Accreditation Internal Coordinator, and Action Research Coordinator. He also led the "spACS" program of high school students’ experiments that were conducted in space in two consecutive space flights of Blue Origin’s New Shepard capsule (2019), with both events being covered by media in Greece and the US. Moreover, he led a team of high school students that won first place in the first Aerospace Contest, organized by the Hellenic Physical Society in 2018, and coordinated students’ research projects from inception to publication.

Dr. Karampelas is a Fellow of the Institute of ACS Athens, and a co-coordinator of the “STEM and Artificial Intelligence in Education” Working Group of the Hellenic Educational Society of STEM.

email: karampelasa@acs.gr

Dr. Evan Syropoulos is an accomplished educator, researcher, and an IB and AP Capstone-certified teacher, with a unique interdisciplinary academic background spanning English Literature, Critical Theory, and the Performing Arts. He earned his BA in English Language and Literature (1995), his MA in English Literature and Culture (1999), and his PhD in Musical Theater (2008) from the School of English Language and Literature of Aristotle University. He conducted postdoctoral research and/ or taught literature and theater courses at Aristotle University, Ghent University (Belgium), and Goldsmiths College (University of London). His research has been published in peer-reviewed journals in Greece, Belgium, and the UK. 

His commitment to advancing his teaching methodology led him to become a College Board-certified AP Capstone teacher in 2017, after training at McBride High School, Long Beach CA. In 2019, he further honed his skills at the AERO Summer Institute at Marymount University, Virginia, receiving training in the English Language Arts AERO standards. 

In 2016, he began his impactful journey at ACS Athens, initially working as the Writing/ Research Studio Coordinator and then primarily teaching IB English A: Literature, IB English A: Language and Literature, and IB Theory of Knowledge. In 2019, he joined the ACS Athens Institute as Fellow, designing and teaching an online course in English Literature for ACS Athens Virtual. From September 2022, he also serves as Division Chair of Language and Literature. This year, he teaches IB English A: Literature Yr. 1 and Yr. 2 and IB English A: Language and Literature Yr. 2. 

Currently, Dr. Syropoulos is also collaborating with Ms. Sophia Thanopoulou on the development of the Inquiry and Performance Learning Model (IPLM). This endeavor marries his love for literature, theater, and teaching, underscoring his commitment to pioneering effective and engaging teaching methods.

email: syropoulose@acs.gr

Dr. Chen was born and raised in Taipei, Taiwan. She earned her Bachelor of Science degree in Medical Laboratory and Biotechnology from Chung Shan Medical University in 1998. She later pursued advanced studies at National Taiwan University, earning both her M.A. and Ph.D. in Immunology in 2007. During her doctoral studies, Dr. Chen mentored both Master’s and Ph.D. candidates, guiding them in experimental techniques, grant writing, and academic thesis composition in both Chinese and English.

Following her academic career, Dr. Chen served as a European representative for a Taiwanese pharmaceutical company and gained extensive experience as a professional Chinese-English translator. However, she soon discovered that her true passion lay in education. Dr. Chen is committed to not only fostering academic excellence but also nurturing the personal growth of her students. Her dedication to teaching is evident in her years of experience as a qualified Chinese language educator, having taught both children and adults in Athens, Greece.

Since joining ACS Athens in 2018, Dr. Chen has been teaching Chinese Language and Literature in both Middle School and High School. In her capacity as the World Language Coordinator, she leads initiatives to enhance language instruction across multiple languages, ensuring a dynamic and inclusive learning environment. Additionally, Dr. Chen serves as the advisor for the Chinese-Greek Intercultural Club, promoting student engagement in a multicultural setting and fostering global citizenship.

email: chenh@acs.gr

Venie Gaki was born in Ioannina, Greece and holds a Master’s degree in Applied Linguistics from the Hellenic American University (HAU) and a BA (Bachelor in Classics) from the University of Ioannina, Greece. During her university years she attended a one-year course in Classics at the University of Liverpool, UK.  She also holds a Certificate in Advanced Methodology in Teaching English as a Second Language acquired at the Hellenic American Union in Athens, Greece in 1998 and has been a TESOL (Teaching English to Speakers of Other Languages) certified instructor since then. 

Venie Gaki has rich experience in teaching both Greek and English as a second language in private schools and has been a member of ACS Athens faculty since 2007. She has taught both English and Greek to Elementary School, Middle School and High School students of all levels (beginning to Language Arts). In addition, Venie Gaki has also taught Latin through the IIC.

Venie Gaki believes in constant professional development; therefore, she pursues such opportunities through seminars, conferences (ECIS, AERO) and book exhibitions in order to be updated with the latest publications, methodologies and approaches in teaching the English and the Greek language to speakers of diverse linguistic backgrounds. She has been a member and presenter at TESOL Greece since 1993. 

Writing is one of her favorite occupations as it makes her feel more creative. She has written several plays, poems, song lyrics and texts (in both Greek and English) through which children's understanding and consolidation of the language they learn is reinforced. 

Venie Gaki designs and adjusts the content of the classes she teaches to meet her students’ needs.

For the EFL Social Studies class, she has simplified the curriculum students are presented with in grades 6 & 7 Middle School to make it more accessible for students with low proficiency in English.

ACS Athens has published three of her books, which have been taught at the Elementary School for a few years now: a listening and speaking activities book and two textbooks for Elementary School children who learn Greek as a foreign language.

email: gakiv@acs.gr

Ms. Sophia Tsinakis was born in Houston, Texas, and raised in Nashville, Tennessee. She has earned a Master's in Elementary Education and a K-12 English Language Learners endorsement at Peabody College of Vanderbilt University, and a Bachelor of Science in Psychology - with a minor in Art Therapy - from Lesley University in Cambridge Massachusetts.

After teaching for four years at an innovative elementary public school in Nashville, Ms. Tsinakis joined the ACS Athens faculty in 2018, originally teaching first grade during the 2018-2019 academic year and fifth grade during the past academic year. For the present academic year, she looks forward to furthering the aims of ACS Athens in the newly created position of Literacy Coordinator. The ultimate objective of the literacy program is the development of readers and writers across the grade levels. To this end, she will facilitate the development of an ongoing collaborative literacy learning culture that will align reading and writing curriculums (including Phonics and Grammar). Moreover, she will champion teachers to support students in writing with fluency for an audience, about topics they care about. Last, but not least, she is committed to contributing to the development of excellent online literacy learning at ACS Athens.

Ms. Tsinakis has a great passion for teaching and her priority as an educator of young minds is to assist children of diverse backgrounds to find meaning, passion, and direction in their educational experience, and ultimately in their lives. Ms. Tsinakis is committed to fostering, inspiring, and sustaining high levels of authentic learning in all students as a path through which they become active, compassionate, independent, and global learners. The principles and inspiration of Lucy Calkins and the Teachers College Reading and Writing Project have been a guiding influence in her pursuit of refining and growing her literacy instruction.

Ms. Tsinakis has a strong professional interest in curriculum design and professional development.  Specifically, she has served as a scope and sequence writer for Metro Nashville Public Schools, was a member of the vertical K-4 planning team, and has led literacy workshops at the school and district levels. During the past two years, she provided ongoing literacy professional development in and outside of ACS Athens. In particular, she created and presented a professional workshop at the Pinewood American International School in Thessaloniki and one (in collaboration with Evi Eyloyias of ACS Athens) at the American Farm School in Thessaloniki. She served on the ACS Athens Elementary Literacy Team and implemented the balanced literacy model of instruction in her classrooms. Furthermore, in collaboration with her curriculum partner Laura Kollintzas of ACS Athens, she reshaped the Grade 5 literacy curriculum and augmented it with new components, including the United Nations Sustainable Development Goals.

Throughout her career, Ms. Tsinakis has participated in various professional development seminars and webinars. For example, she attended the Teachers' College Reading and Writing Project Unit of Study seminar in Atlanta (December 2015); the English Language Learners Summer Institute of Metro Nashville Public Schools (June 2016); and the Teachers' College Reading and Writing Project Writing Institute: Grades K-8 (July 2017) in Barcelona. Most recently, she attended the virtual institute by Teachers' College Reading and Writing Project, Teaching Literacy Virtually and with Magic: Grades K-8 (April 2020). Additionally, she attended a number of webinars by Teachers’ College Reading and Writing Project: Building Schoolwide Excellence in Reading and Writing (December 2019); Deepening Reading Comprehension Across Complete Texts, based on Jennifer Serravallo's research and education theory (May 2020) and by Chapters International - Coaching in Education: What it is, What it isn't, and Why Coaching is Essential by Jim Knight (May 2020); and The Power of Making Thinking Visible (June 2020) by Ron Ritchhart and March Church.

While teaching in Nashville, she was a finalist for the Teacher of the Year, recognized as a Literacy Leader by the District Director of Literacy, was interviewed and observed by the National Public Radio program, Mind/Shift, and one of her guided reading lessons was filmed by the district as an example of exemplary reading instruction. Additionally, she collaborated in the SAIL Project (Survey, Analyze, Infer, Link) with education researcher Kathy Ganske of Peabody College to pioneer innovative and engaging word study instruction. She was featured in the November/December 2016 edition of The Reading Teacher, in the article SAIL: A Framework for Promoting Next-Generation Word Study by Kathy Ganske. Moreover, she is a contributing writer in the 2018 published revision of Word Sorts and More by Kathy Ganske.

email: tsinakiss@acs.gr

Ms. Pisanias, has been teaching in the Modern Language Department at ACS Athens since January 1995. While at ACS Athens she has taughtboth Greek Language B classes and Greek Language & Literature classes. She has taught Modern Greek for the IB Diploma for more than 20 years and currently she is teaching Modern Greek IB Language A: Language and Literature.

Ms. Pisanias holds a Bachelor of Arts in Greek and French Literature from the National and Kapodistrian University of Athens, a Masters in Translation from Universite de Mons-Hainaut & Universite Libre de Bruxelles, in Belgium and a Masters in Education from the Hellenic Open University. The post graduate courses she has taken are in the areas of Child Development, Cross-cultural Education, School Administration and Distance Learning. The subject of her thesis was "Communication and Interaction between students in Distance Education". She has represented the Middle States Association of Schools and Colleges as a member of an accreditation Validation Team.

While at ACS Athens she has been advisor of the Greek Literary Magazine, the Greek Club and several class Councils. Since September 2017 she is the Coordinator of the Greek Language Department.

email: pisaniask@acs.gr

Born in Canada and raised both in Montreal Quebec and in Athens Greece, Angela E. Chamosfakidis graduated from the National and Kapodistrian University of Athens, with a Bachelor's Degree in Philosophy, Pedagogy, Psychology (concentration in Psychology). For her Graduate studies, she attended McGill University in Canada where she received a Master’s Degree in Educational Psychology with a research focus on teachers' expectations for children of divorce. Whilst completing her Graduate studies Ms. Chamosfakidis taught in primary and secondary schools in the wider area of Montreal. Upon her return to Greece in 2003, Ms. Chamosfakidis accepted a position at KETHEA (Therapy Center for Dependent Individuals) where she led a team of professionals to provide educational and counseling services to adolescents and young adults with substance abuse problems, for over 10 years. As part of her professional development in the field of addiction, she received a post-graduate Certificate of Specialization in the "Administration and Social Planning in the field of Drug Addiction'' from the Athens School of Public Health in collaboration with the Department of Psychiatry at the University of California, San Diego.

Since joining ACS Athens, in 2014, Ms. Chamosfakidis has been teaching IB Psychology and Theory of Knowledge. She also serves as an Advisor for the Model United Nations (MUN) club as well as the Intersection club: Where Biology meets Psychology. She has co-authored the book "Revolutionizing K-12 Blended Learning through the i2Flex Classroom Model" contributing to a new educational paradigm introduced by ACS Athens.

Ms. Chamosfakidis is passionate about teaching and learning and committed to supporting students and their individual needs. She holds a Teaching Certification by the Ontario College of Teachers (OCT) and the Greek Ministry of Education and she is a certified IB Psychology Examiner (IBO).

email: chamosfakidisa@acs.gr

Ms. Dimas holds a Bachelor of Arts in Art History from the American College of Greece with High Distinction and a Master's degree in Museology from the University of Leicester with a concentration in Museum Education. Ms. Dimas received her teaching certification from the state of Florida, and has completed the educator preparation institute at NCATE, the accredited Professional Education Unit of the University of West Florida. Most recently she has been working towards a doctorate in Educational Leadership and Curriculum Development at the University of Glasgow. Prior to joining the ACS Athens Faculty, Ms. Dimas worked with school and family groups at the Hellenic Children's Museum in Athens, specializing in inquiry-based learning and constructivist teaching models. Ms. Dimas was born and raised in Washington, DC.

Ms. Dimas taught kindergarten for two years and third grade for three; this will be her seventh year as a fifth grade teacher. In addition to teaching, Ms. Dimas has contributed to ACS Athens across the grade levels. She spearheaded the ‘iteach2’ project together with Ms. Moros in the second grade, the Writing in Action workshop with Ms. Zavacopoulou for middle school students and the Architects of Global Conscious Citizenships Club with Ms. Rocha for fourth and fifth grade. For nine years, Ms. Dimas has served as advisor to the Forensics academic team, Group Discussion, working closely with academy and middle school students to realize their potential as conscious and active members of an ever-changing global community. She has also advised the ACS Athens Elementary School Honor Code Club and the Academy TED-Ed Club.

Ms. Dimas has presented at multiple workshops and conferences over the years. In 2013, she presented the ‘iteach2!’ initiative at the 8th annual Conference on Learning Differences (Innovative Teaching and Inclusive Learning) together with Ms. Sophia Moros. Ms. Dimas and Ms. Moros also represented ACS Athens at the ECIS Early Childhood Conference in Zurich, showcasing the implementation of ‘iteach2!’ as a learning tool in elementary school classrooms. In September 2015, Ms. Dimas was invited to speak at the Smithsonian Institute in Washington D.C. at the annual International Council of Museums Conference on Education and Cultural Action. Here, she shared her work on the implementation of informal education learning techniques as teaching tools in a multicultural classroom setting.

At the ACS Athens Colloquium in 2016, Ms. Dimas presented a Morphosis Talk together with Ms. Amalia Zavacopoulou. Under the heading of Teaching Writing to Think and Learn, she and Ms. Zavacopoulou analyzed the project "Making Stories at the Acropolis Museum," which they designed for the Academy Honors Humanities course together with Ms. Kathy Jasonides. The initiative merged the writing process, informal learning resources, the course syllabus, and student ingenuity.

In 2017, Ms. Dimas wrote an essay, "Improving Multicultural Learning through Interpretations and Interactions with Museum Educational Practice," which was published in the Journal of Visual Literacy. In 2018 she served as the guest editor for a double issue of the same journal. She has also completed the Critical Friends Group Coaches Training and is an accredited coach for the National School Reform (NSRF). The last five years, Ms. Dimas has been an internal coordinator for the ACS Athens Accreditation process, and most recently she has served as a team leader in the facilitation of the ACS Athens Conscious Citizenship school wide initiative.

email: dimass@acs.gr

Mr. Dimitropoulos is a Physical Education Teacher and Coordinator for Physical Education. Mr. Dimitropoulos was raised in Athens, Greece. He earned his Bachelor Degree in Physical Education from the University of Physical Education and Sport Science in Athens and then received his Masters Degree in Sports Management, through a program ran by the International Olympic Committee, from University of Lyon, France.

Mr. Dimitropoulos has worked as the Baseball Competition Manager for the Athens 2004 Olympic Games and has also observed the Sydney 2000 Olympic Games. He has published a book on baseball.

He recently authored a chapter in the 2016 publication "Revolutionizing K-12 Blended Learning through i2Flex Classroom Mode".

He has also worked as a basketball coach in Greek Professional League and has attended a number of basketball clinics in Greece as well as in the States.

Mr. Dimitropoulos is a certified lifeguard and an emergency responder (CPR/First Aid for adult/child/infant).

email: dimitropoulosa@acs.gr

Sophia Stella Soseilos was born in Bonn, Germany, did her High school years in Nicosia, Cyprus and completed her Bachelor's degree in Fine Arts Education from at the University of Witwatersrand, in Johannesburg, South Africa. After that, she enrolled in the Drama Department of the same University doing Theater Design. Since then she has worked in South Africa, Greece and Cyprus as an Artist, Art Teacher, Interior Designer and Stage Designer for numerous theaters and TV set productions.

She is, at the same time, a qualified and experienced Art Teacher with international teaching experience both as a private and school teacher. Simultaneously Ms. Soseilos is a writer. Her short stories are published in two books. She holds a Master’s degree in Creative writing from the University of Western Macedonia, in Greece.

Ms. Soseilos is in ACS Athens since 2012. In addition to teaching, she is the Visual and Performing Arts Coordinator.

email: soseiloss@acs.gr