Stefanos is a psychiatrist, systemic family psychotherapist, hypno-systemic therapist, with systemic social pedagogical training, EFT (Emotionally Focused) Couples Therapist under supervision, humorous-provocative therapist, assistant medical director, and therapist at sysTelios Health Center in Wald Michelbach (Germany), and a supervisor at ISTB Berlin (Institute for Systemic Consulting, Therapy, Organizational Development, and Supervision – Berlin, Germany).