Psychologists

Kollias Thanos MSc is a Psychologist - Psychotherapist who maintains a private practice in Athens, providing psychological support and counseling to adolescents, adults, and couples, applying principles of cognitive and behavioral psychotherapy. He is a graduate of the Department of Psychology at the National and Kapodistrian University of Athens and has also completed undergraduate studies in the Department of Political Science and Public Administration at the same university, as well as postgraduate studies in Communication, Management, and Innovation at Wageningen University in the Netherlands. His interdisciplinary training contributes to a holistic understanding of human behavior, communication, and interpersonal relationships. He has received further training in Cognitive and Behavioral Psychotherapy at the Society for Cognitive and Behavioral Studies, recognized by the European Association for Behavioural and Cognitive Therapies (EABCT), while simultaneously pursuing a Master's degree in Educational Sciences at the National and Kapodistrian University of Athens (NKUA), specializing in the Psychopedagogy of Reading. He has collaborated with mental health institutions such as the Non-Profit Organization IASIS and the General Hospital Asklipieio Voulas (Child Psychiatry Department), gaining experience in assessment, parent counseling, and psychotherapeutic intervention with children and adolescents. In his therapeutic approach, he utilizes music therapy as a means of expression and processing emotions, enhancing emotional understanding and creative communication.

Angeliki Voulgaroglou is a Clinical Psychologist, holding undergraduate degrees from Aristotle University of Thessaloniki and postgraduate studies in Clinical Psychology from Erasmus University of Rotterdam. She is trained in Systemic Psychotherapy and Counseling for individuals, families, couples, and groups, integrating the systemic perspective into her entire clinical practice.

As a therapist, she approaches the individual within the context of their relationships and interactions, emphasizing patterns that shape behavior, emotions, and communication. Her goal is the joint exploration of new ways of connection and understanding within a safe and collaborative therapeutic environment.

She has worked both in specialized therapy centers and hospital settings, with significant experience at the 1st Psychiatric Clinic of Papageorgiou General Hospital. She has expertise in adult psychotherapy, family therapy, couple therapy, parent counseling, as well as therapeutic support for children and adolescents. 

Diamantopoulou Amalia is a Psychologist - Psychotherapist who maintains a private practice in Kalamata. She holds a degree from the Department of Psychology at the National and Kapodistrian University of Athens and a master's degree in "Addictology - Addiction Treatment" from the same university. She has been trained in Cognitive-Behavioral Therapy at the Center for Applied Psychotherapy and Behavior and is participating in the four-year International Postgraduate Program in Counseling and Psychotherapy: Systemic, Narrative, and Collaborative-Dialogical Approach at the KEDIVIM of the National and Kapodistrian University of Athens. She completed her practical training at the Psychiatric Hospital of Attica "Dafni" and at the Damon and Phintias Boarding House, and has volunteered at The Smile of the Child and the Child Mental Health Center in Athens. Additionally, she has worked as a Psychologist in a Special Education Center, a center for creative activities and emotional development. To date, she continues to offer her services as a collaborator in a private office while also volunteering at the Psychological Support Line milamou.gr. In her private practice, she provides a wide range of services, respecting the unique needs of each client.

Lioliou Isidora is a Forensic Psychologist - Psychotherapist and maintains a private practice in Athens. Since 2025, she has been listed as an expert witness by decision of the Greek Judicial Authority and can provide assistance in adult cases. She is a graduate of the Department of Psychology at Panteion University of Social and Political Sciences, with postgraduate studies in Forensic Psychology (MSc in Forensic Psychology) from the University of Bedfordshire. She possesses significant experience, having worked in various institutions and organizations in Greece and abroad, and has served as a Psychotherapist and assistant psychologist in therapeutic support groups for vulnerable populations, as well as in prisons and rehabilitation centers for former inmates in Greece, Germany, and the United Kingdom, offering support and assistance to these vulnerable groups. The psychotherapeutic method used is Cognitive Behavioral Therapy (CBT). Sessions can also be held in English. Sessions can also be held in English.

Η Ζαρκάδα Σιμόνη MSc είναι Συμβουλευτική Ψυχολόγος - Εκπ. Ψυχοθεραπεύτρια και πραγματοποιεί συνεδρίες ψυχοθεραπείας δια ζώσης και διαδικτυακά. Η επιθυμία της να βοηθήσει ουσιαστικά άλλους ανθρώπους να ζήσουν μια πιο ολοκληρωμένη και ευτυχισμένη ζωή την οδήγησε να σπουδάσει Ψυχολογία. Ολοκλήρωσε τις προπτυχιακές σπουδές Ψυχολογίας στο Εθνικό και Καποδιστριακό Πανεπιστήμιο Αθηνών και κατέχει άδεια ασκήσεως επαγγέλματος ψυχολόγου. Στη συνέχεια, έζησε 3 χρόνια στην Αμερική, όπου ολοκλήρωσε το τριετές μεταπτυχιακό της στη Συμβουλευτική Ψυχολογία στο University of Illinois, όπου διδάχτηκε από κορυφαίους ψυχολόγους στον κόσμο. Επίσης, είναι Ψυχοθεραπεύτρια, εκπαιδευόμενη στη Συστημική Υπαρξιακή ψυχοθεραπευτική προσέγγιση στο Ινστιτούτο "Αντίστιξη", πιστοποιημένο από την Εθνική Εταιρεία Ψυχοθεραπείας (ΕΕΨΕ) και την Ευρωπαϊκή Εταιρεία Ψυχοθεραπείας (EFTA). Κατά τη διάρκεια των προπτυχιακών και μεταπτυχιακών της σπουδών είχε την ευκαιρία να αποκτήσει πλούσια κλινική εμπειρία τόσο σε δημόσια, όσο και σε ιδιωτικά κέντρα Συμβουλευτικής και Ψυχοθεραπείας, όπως η Εταιρεία Κοινωνικής Ψυχιατρικής Παναγιώτης Σακελλαρόπουλος, το Κέντρο Συμβουλευτικής φοιτητών του Πανεπιστημίου του Illinois και το Κέντρο Συμβουλευτικής και ψυχοθεραπείας Evergreen στο Illinois.⁠ Παράλληλα, έχει κάνει ατομική ψυχοθεραπεία πολλά χρόνια ως θεραπευόμενη. Προσφέρει ατομικές συνεδρίες Συμβουλευτικής και Ψυχοθεραπείας. Στόχος της είναι μέσω αυτών των συνεδριών να δημιουργήσει με τον θεραπευόμενο μια ασφαλή θεραπευτική σχέση που θα δώσει την ευκαιρία να ο τελευταίος να εμβαθύνει την αυτογνωσία του.⁠ Δεν έχει όλες τις απαντήσεις για τα ζητήματα που σας απασχολούν. Είναι όμως εδώ για να σταθεί συνοδοιπόρος δίπλα σας και να σας βοηθήσει να ανακαλύψετε μέσα σας τις δικές σας απαντήσεις και να ζήσετε μια ζωή με περισσότερο νόημα.

Vasilis Stathopoulos is a licensed Psychologist (License No. 262207).

After completing his academic studies at the University of East London, he continued his training in group-analytic therapy at the S. H. Foulkes Institute of Group Analysis (“I.O.A.F.”) and subsequently in cognitive-behavioral therapy at the Hellenic Society for Cognitive Behavioral Studies.

He has been active in the healthcare sector, successfully completing academic studies in pharmacy, occupational therapy, and psychology. He has over 20 years of professional experience in the pharmaceutical field and has collaborated with institutions supporting children with intellectual disabilities, as well as with psychiatric cases involving adults and patients with dementia.

Currently, he works in private practice as a psychologist, offering in-person and online sessions. Appointments are available upon request.

Maria Kalliora is an MSc Psychologist - Systemic Psychotherapist with Professional Practice License No. 3996/2013 and maintains a private practice in Panormou, providing individual adult psychotherapy, family therapy, couples therapy, and parental counseling services. She is a graduate of the Department of Psychology at the Aristotle University of Thessaloniki of the Military School of Corps Officers and holds a postgraduate degree in "Liaison Psychiatry: Integrated Physical and Mental Health Care" from the Medical School of the University of Athens. Since 2013, she has worked in primary and secondary mental health care facilities of the Armed Forces. She has completed training as a Parent Schools Coordinator at the Panhellenic Association of Parent Schools and has attended a training program at 18 ANO on "Problematic Internet Use." Additionally, she has completed her training in Trauma Therapy using the Eye Movement Desensitization and Reprocessing (EMDR) method at the Athens Trauma Therapy Institute.

Currently, she works at the Psychiatric Clinic of the Navy Hospital of Athens, and since 2023, she has been an external collaborator of the Psychometrics and Neuropsychology Laboratory at Aiginiteio Hospital. She is continuing her specialization in Family and Couples Therapy at E.P.I.PSY.

Papamargariti Vasiliki is a Psychologist - Systemic Psychotherapist and maintains a private practice in Kypseli. She holds a degree in Psychology from the University of Crete, followed by postgraduate studies in "Liaison Psychiatry: Integrated Care of Physical and Mental Health" at the Medical School of the National and Kapodistrian University of Athens (NKUA), in "Clinical Interventions in Addictions" at the University of Crete, as well as in "Special Education and Training" at the National and Kapodistrian University of Athens. Concurrently, she gained valuable experience in the field of mental health by working in significant institutions as a Psychologist, such as the Therapy Center for Dependent Individuals (KETHEA), in the Dual Diagnosis Unit, and in Counseling for Parents and Adolescents, having collaborated with a Youth Counseling Station for several years. Currently, she also works in Secondary Education alongside her private practice. The specialist is also certified in Systemic Psychotherapy - Family Therapy, having received the relevant certification from the Systemic Center for Training and Psychological Support (S.K.E.PSY), and in Couple Therapy (Institute for Training and Research in Systemic Psychotherapy).

Dr. Lioupi Xrysanthi is a Psychologist and Systemic Family Psychotherapist with a private practice in Agia Paraskevi. She holds a Doctorate in Health Psychology, a Master's degree in Psychology from the UK, and a Bachelor's degree in Psychology from Aristotle University of Thessaloniki. She is specialized in Systemic and Family Psychotherapy, Trauma Therapy using the EMDR method, and Psychology of Infants, Children, and Adolescents. She has 10 years of clinical experience in public and private mental health facilities and hospitals, research work in national and pan-European programs, as well as teaching experience as a Psychology Lecturer at universities in Greece and abroad. She supports Adults, Children, Adolescents, Couples, and Families facing difficulties such as anxiety, depressive mood, phobias, panic attacks, stress, addictions, or problems related to school, work, and relationships. She offers a framework of safety, confidentiality, and support, respecting the pace and needs of each individual. Her goal is for every client to feel heard and truly understood. Sessions are conducted in person in Agia Paraskevi or online.

Irina Mrvoliak-Theodoropoulou holds a PhD in Psychology from the National and Kapodistrian University of Athens and is a licensed psychologist and psychotherapist trained in Cognitive Behavioral Therapy (CBT). Her professional background combines clinical practice, academic teaching, and participation in research projects, shaping a therapeutic approach grounded in scientific evidence and critical thinking.

She provides individual psychotherapy for adults within a safe, structured, and collaborative therapeutic environment, where there is space to explore personal challenges, life experiences, and patterns of thinking and behavior that affect daily functioning and interpersonal relationships. The therapeutic process is tailored to the unique needs, goals, and life circumstances of each individual, respecting their personal pace and values.

Her clinical work is intended for individuals seeking support with anxiety, emotional distress, interpersonal difficulties, self-esteem and assertiveness issues, life transitions, or a desire for deeper self-understanding. The therapeutic framework addresses a broad range of concerns, from current life challenges to more persistent or long-standing difficulties, with an emphasis on functionality, resilience, and emotional stability.

Sessions are available both online and in person at 12 Agorakritou Street, Ilioupoli, Athens, conveniently located within a 10-minute walk from the Ilioupoli and Alimos Metro stations, with ample free parking available in the area.

With respect, acceptance, and a commitment to evidence-based practice, her goal is to support each individual with safety, empathy, and professionalism on their personal journey toward greater understanding, empowerment, and meaningful change.

Pantazopoulou Xara is a Psychologist, licensed to practice professionally. She specializes in Counseling and Psychotherapy, both online and in person, having specialized in the Integrative Approach. She completed her postgraduate studies with an MA in Counselling & Psychotherapy, focusing on the Integrative Approach, and her undergraduate studies in Psychology (BSc, Hons, Psychology) at the University of East London, UK. She completed additional training at Aeginiteio Hospital in the 1st Psychiatric Clinic, specializing in Clinical Psychopathology. She has also volunteered as a trainee Psychologist at the General Hospital of Athens, Sismanogleio - Amalia Fleming, specifically at the Community Child and Adolescent Mental Health Center. Having initially studied at the National and Kapodistrian University of Athens, in the Department of Philosophy - Pedagogy and Psychology (majoring in Psychology), she has many years of experience in education as well as in counseling parents, children, and adolescents.