Margareta Mesić completed the Language Gymnasium in Požega and graduated in psychology from the Faculty of Philosophy in Zadar in 1998. She has been a university specialist in the supervision of psychosocial work since 2013, and in 2021, she obtained a Master's degree in Gestalt Therapy from the Gestalt Psychotherapy Training Institute Malta (GPTIM). She completed her PhD in 2024 at the postgraduate doctoral study in Social Work and Social Policy at the Social Work Study Centre at the Faculty of Law of the University of Zagreb, with the thesis "Existential Perspective in the Supervision of Helping Professions." From 1999 to 2014, she worked as a school psychologist (5 years) and a clinical   psychologist with at-risk populations, addicts, their families, and in primary prevention and mental health (15 years). She was the head of the Prevention and Outpatient Treatment Service for Addiction and Mental Health at the Public Health Institute in Zadar for two years. In 2008, she completed a one-year education in supervision under the guidance of Ken Evans and training for Gestalt psychotherapists with Lidija Pecotić (GPTIM Malta). Since 2011, she has been a teacher of Gestalt therapy, and in 2016, she completed education for a therapist in the field of Family constellations under the guidance of Lidija Pecotić. In 2022, she gained additional knowledge in humanistic-existential therapy at the Existential Humanistic Institute in San Francisco with Kirk Schneider. In 2007, Margareta founded the Psihika Institute, a Center for Psychotherapy, Education, and Counseling, where she was employed as a director in 2014 and has held this position to date. Psihika is the first European-accredited institute in the Republic of Croatia. She is a member of EAGT (European Association for Gestalt Therapy) as a psychotherapist and supervisor. She is a full member of the Croatian Society for Supervision (HDSOR) and a member of the Ethics Committee. Since 2019, she has been a member of the Management Board of the Croatian Chamber of Psychotherapists (HKPT) and the president of the Chamber for Accredited Gestalt Training Institutes (TIC, EAGT). In 2021, she was a member of the working group for the development of the new Psychotherapy Law.

Gianni Francesetti is a Psychiatrist (trained by his Mentor Eugenio Borgna to phenomenological psychiatry) and Gestalt therapist (trained at the Istituto di Gestalt HCC, Dir. Margherita Spagnuolo Lobb and Giovanni Salonia). Adjunt Professor, Turin University, Dep. of Psychology, International trainer and supervisor, he has widely published on psychotherapy and psychopathology, exploring original approaches to understanding clinical suffering from a phenomenological and Gestalt therapy viewpoint and proposing new ways for framing particular clinical disorders (including experiences of panic, depression, psychosis, and obsessive-compulsive disorder). He is President of Poiesis. Gestalt Therapy Center of Torino and co-Director of the IPsiG (International Institute for Gestalt Therapy and Psychopathology). He is Past President of the EAGT (European Association for Gestalt Therapy), of the SIPG (Italian Society for Gestalt therapy) and of the FIAP (Italian Federation of Psychotherapy Associations), where he is the Chair of the Committee for Psychotherapist’s Competences. Member of the New York Institute for Gestalt Therapy, the Association for the Advancement of Gestalt Therapy (AAGT), the European Association of Psychotherapy (EAP), and the Society for Psychotherapy Research (SPR). He lives and works in Turin, Italy.

Prof. emerita Marina Ajduković, psychologist and sociologist, psychotherapist and supervisor, spent her academic career at the Department of Social Work, Faculty of Law, University of Zagreb. Since 1991, she has been working as a supervisor in various programs of psychosocial assistance, first for the helpers to the victims of war, and later on until today for professionals working with different vulnerable grips – children in care, abused women, migrants. She was trained as a supervisor trainer between 2001 and 2003 in the joint program of the University of Gothenburg and the University of Stockholm. She led the project "Introduction of Supervision in the Social Welfare System" (2001 to 2004). which took place with the support of the Swedish International Development Cooperation Agency. She was the president of the Croatian Society for Supervision and Organizational Development from 2006 to 2012. From 2012 to 2015, she was one of leading team embers of the "Leonardo da Vinci Multilateral Project" "A European system of comparability and validation of supervisory competences". She designed and led the postgraduate study program Supervision of Psychosocial Work at the Department of Social Work, Faculty of Law, University of Zagreb from 2006 to 2023. In the same period she also introduced and directed the doctoral program Social Work and Social Policy, which resulted in the first doctorates in the field of supervision in Croatia. She has authored 13 books and edited 12 books, and published more than 250 scientific and professional papers. In the field of supervision, she is the co-editor of the first university textbook in the region and author of over 20 publications in national and international books and journals. Currently, her research and professional interest focuses on attachment processes and vulnerability in supervision, evaluation of the outcomes of the supervisory process, and trauma informed supervision.

Zoran Milivojević, MD, is a psychotherapist with many years of practice in individual, partner, and group therapy. He was the first in Eastern European to obtain the highest degree of international supervisor and educator of the International Association for Transactional Analysis (ITAA), as well as the European Association for Transactional Analysis (EATA). He is the president of the Association of Psychotherapists of Serbia, expert director of the Psychopolis Institute in Novi Sad, the president of the TA Center - Association of Transaction Analysts of Serbia, and a lecturer at the International Transactional Analysis Academy. He is the author of several outstanding textbooks and books, including "Emocije – Psihoterapija i razumevanje emocija" ("Emotions - Psychotherapy and Understanding Emotions") [Psychopolis, 2007]; "Formule ljubavi – Kako ne upropastiti sopstveni život tražeći pravu ljubav" ("Formulas of Love – How Not to Ruin Your Own Life by Seeking True Love") [Psychopolis, 2008]; and "Igre koje igraju narkomani – Transakciona analiza problematicnog uzimanja droga" ("Games Played by Addicts – Transactional Analysis of Problem Taking drugs") [Psychopolis, 2007]. Together with several Slovenian colleagues, he published a very practical and richly illustrated manual, "Mala knjiga za velike roditelje" ("A Little Book for Big Parents") [Mladinski dom Jarše, 2004; Psihopolis, 2007]. This was a great Slovenian bestseller about raising children, in which Milivojević's "Mercedes model" was presented, which helps parents and educators to find balance in the upbringing of children. The book "Uloviti ljubav" ("Catch Love") [Psychopolis, 2011] contains notable columns that the author had published in the daily Politika for three years, and the book "Psihologike svakodnevnog života" ("Psychology of Everyday Life") [Psychopolis 2014] which contains columns from Politika until October 2014. He is an international lecturer who has given lectures, workshops or otherwise presented at numerous international congresses, seminars and symposia, mainly in Western European countries, but also in the United States, Russia, Canada, Australia, and South Africa. He was a plenary lecturer at the First Eurasian Congress in Moscow in 2013, as well as at the Seventh World Congress in Durban, South Africa in 2014. Zoran Milivojević currently works in a private practice, splitting time between in Novi Sad and Ljubljana.

Kirk J. Schnaider, Ph. D., is a licensed psychologist and leading spokesperson for contemporary existential-humanistic and existential-integrative psychology. Dr. Schneider is past editor of the Journal of Humanistic Psychology, adjunct faculty at Saybrook University and Teachers College, Columbia University, and president of the Existential-Humanistic Institute (EHI). He is also a Fellow of five divisions of the American Psychological Association (Humanistic, Psychotherapy, Clinical, Theoretical and Philosophical, and Independent Practice) as well as a frequent speaker at conferences and in the media. Dr. Schneider is also the recipient of Honorary Diplomas and Memberships from The Society for Existential Analysis, UK; The East European Association for Existential Therapy; and the Living Institute, Toronto, Canada, whose diploma in "Existential-Integrative" Therapy is based on Dr. Schneider’s original model of this approach. He has authored or coauthored twelve books, including: "The Paradoxical Self", "Horror and the Holy", "Existential-Integrative Psychotherapy", "Awakening to Awe" and the forthcoming "Wiley World Handbook of Existential Therapy". Dr. Schneider is the 2004 recipient of the Rollo May award for "outstanding and independent pursuit of new frontiers in humanistic psychology" from the Humanistic Psychology Division of the American Psychological Association. Most recently, Dr. Schneider conducted Existential Therapy for an APA video series on psychotherapy called "psychotherapy over time" (see https://www.apa.org/pubs/videos/4310867) and was the keynote speaker at the First International Existential Psychology Conference in Nanjing, China in 2010. Dr. Schneider also gave a keynote address to the First World Congress of Existential Therapy in London, 2015 and another keynote at the Second World Congress.

Talia Bar-Yoseph Levine, D. Psych., clinical psychologist, psychotherapist and an OD consultant, has over 40-year experience working with individuals, multinational companies, social structures, businesses family as well as volunteering work with low-profit organizations. Talia is the founder and CEO of Choice Management Consultancy (TBY) Ltd, UK, which specializes in management, leadership and team development. Choice is active in Europe, Israel, Southeast Asia and the USA. Was the head of Gestalt MSC, department at Metanoia Inst. London. Talia is an international trainer of psychotherapists and consultants. She is a co-founder of the JGI (Jerusalem Gestalt inst.), chairs the Israeli Gestalt association, is a member of the general board of EAGT and is the representative of the Israeli Gestalt association. Served on Intagio EC, and was the president of the IAAGT. Currently, on the editorial board of the GR, was on the editorial board of the BGJ Published numerous papers in professional journals and books. Edited books – "The Bridge – Dialogues Across Cultures", 2005; "Gestalt Therapy – advances in Theory and Practice", 2011; "From Here to Later – the art of staying with while planning ahead during a global crisis", 2021. Married, a mother and a grandmother.

Sophie Ducrocq Archibald has a Ph.D. in Mind-Body Medicine from Saybrook University, where she researched therapists’ lived experiences of therapeutic relationships. She provides continuing education training to various mental health agencies and speaks at local and national conferences on topics related to therapists and therapeutic relationships. She is the founder and owner of The Integrative and Holistic Center. She is an integrative existential Licensed Clinical Social Worker and serves adults who experience trauma injuries and OCD in private practice. She is an assistant professor at Weber State University in the Department of Social Work and Gerontology. She volunteers some time to the Utah National Association of Social Workers Continuing Education committee. Sophie is originally from France and has lived in Utah since 1997. She feels most at home enjoying the outdoors.

Dubravka Kocijan-Hercigonja is a neuropsychiatrist and psychotherapist as well as a holder of PhD in Psychiatry (University of Zagreb, Croatia). She is a world renowned and respected psychiatrist with subspecialty in child and adolescent psychiatry. She was a professor at the University of Medicine and University of Education and Rehabilitation Sciences. She was one of the founders of the first Center for Autism in Zagreb in 1985, Croatia, then the Centre for Mental Health and Psychological Trauma of Children in the Children’s Hospital Klaićeva. She was the head of both the National Centre for Psychological Trauma, Department of Psychiatry, and the Reference center of the Ministry of Health for disorders caused by stress. She founded private psychiatric Polyclinic Kocijan Hercigonja and is a president of the EIATCYP and the Croatian Association for Children and Adolescent Psychotherapy. She leads trainings in Integrative Psychotherapy and Child and Adolescent Psychotherapy.

Mikela Gonzi, Gestalt Psychotherapist, Clinical Psychologist, is a warranted Gestalt Psychotherapist, Clinical Psychologist, and registered Supervisor with extensive experience spanning clinical practice, academia, research, and regulatory roles. Her areas of expertise include working with children and adolescents, addiction, mental health and domestic violence. She has served in prevention and treatment addiction services since 2002, as Trainee Psychologist and Executive Officer at Agenzija Sedqa and Supervisor at Caritas. She has also worked as Clinical Psychologist in the mental health sector in state-run general and mental health hospitals and with Richmond Foundation. A dedicated educator, she is Examiner and Tutor at the University of Malta since 2010 and lecturer and trainer at the Gestalt Psychotherapy Training Institute Malta (EAPTI-GPTIM) since 2014. Additionally, she has published numerous papers, presented at seminars, workshops, and congresses, and currently holds the role of Assistant Editor for the journal Gestalt Today, Malta. Beyond her clinical and academic roles, Dr. Gonzi has contributed significantly to the psychotherapy profession and social sector in Malta. She has been a member of the Board for the Psychotherapy Profession Malta since 2019, served as the Public Relations Officer for the Mental Health Services, was Chairperson of the Sedqa Staff Relations Committee, appointed researcher and co-author for the Office of the Commissioner for Children and appointed psychologist at the Curia Metropolitan Tribunal Malta. A dedicated advocate for social care, she has been a voluntary worker in various sectors since 1996. Her career reflects a steadfast commitment to fostering mental health, advancing psychotherapy education, and supporting individuals and communities in need.