Przemysław Duchniewicz, doctor in the course of specialization in adult psychiatry (start of specialization 11.2017), master in human resources management, master and team coach, trainer and lecturer. Certified psychotherapist and IEDTA teacher. He works at the Institute of Psychiatry and Neurology in Warsaw, previously Department of Psychiatry at the Wolski Hospital. He has 13 years of corporate experience in health management in 18 Central European countries. He has been working in the ISTDP approach since 2013, completed a 3- year Core Training in Berlin, participated in international courses, ISTDP Advanced Core Training, and has been assisting in Core ISTDP training (Warsaw/Berlin) since 2017. He teaches the Introduction to ISTDP, Pre Core course.