Dr. Stanimir Hasardzhiev is one of the founders and current Chairperson of the Bulgarian National Patients’ Organization (NPO) – the biggest patients’ umbrella organization in Bulgaria which accounts to around 80 disease-specific member organizations representing patients with different socially significant diseases in all 28 regions in Bulgaria. Dr. Hasardzhiev has devoted himself to the work in the patients’ advocacy sector and in defense of patients’ rights. In 2011 and 2015-2016, he represented the Bulgarian patients in the Supervisory Board of the National Health Insurance Fund. Dr. Hasardzhiev was a board member of the European Patients’ Forum as well as a member of several regional and international organizations and networks, e.g. World Hepatitis Alliance, European Community Advisory Board, International Capacity Building Alliance and others. In addition, he is one of the initiators and founders of the joint initiative of the European Patients’ Forum and the Bulgarian National Patients’ Organization – the Patient Access Partnership (PACT) –, where Stanimir takes the position of a Secretary-General.