M. D., Ph.D., a psychiatrist specializing in child, adolescent, and social therapy. He gained his professional experience after over a dozen years in the Department of Child and Youth Psychiatry in Poznan and in the Day Psychiatry Center for Children and Youth in Wroclaw. He is a certified psychotherapist and supervisor of the Scientific Section of Psychotherapy of the Polish Psychiatric Association and a master trainer and a supervisor of the World Association of Positive and Transcultural Psychotherapy (WAPP, Wiesbaden, Germany). He conducts consultations and therapy in Polish and English.