Mr. Mariusz Lewicki is a career diplomat. He joined the Polish Ministry of Foreign Affairs in 2002. He graduated from the MoFA Diplomatic Academy. In the course of his career he has been following mostly the multilateral affairs with the focus on the UN. After a brief stint in the Foreign Policy Planning Department (security issues portfolio), he was a desk officer in charge of peacekeeping/peacebuilding at the UN Department until 2007. He participated in a number of the UN meetings/conferences (1st and 4th UNGA Com., C-34, PBC, etc.), including as a Secretary of the Polish Delegation to the UN Summit in 2005. In 2007 he assumed a position of a head of the Socio-Economic Section at the UN Department. In the period of 2008-2014 he was posted to Geneva, as a human rights officer. During that time he was heading the Human Rights Section at the Mission during the Polish EU Presidency in 2011. In 2013 he was on a leave from the Ministry working in the Office of the High Commissioner for Human Rights, as a Senior Adviser to the UN Human Rights Council President. In 2014, after coming back to the capital, he was appointed as the Head of the Human Rights and Democracy Promotion Section at the UN Department. He was also the Polish representative to the COHOM (the EU Working Group on Human Rights). In March 2016, Mr. Lewicki was appointed as the UN Department Deputy Director for political affairs. His portfolio covered inter alia the campaign to and preparations for Poland’s UN Security Council membership. From the end 2017 until August 2021 Mr. Lewicki was the Deputy Permanent Representative of Poland to the UN and to the UN Security Council during Poland’s term in 2018-2019. In September 2021 he assumed again a position of the UN Department Deputy Director for political affairs. In September 2022 Mr. Lewicki has been appointed as a Permanent Representative of Poland to UNESCO.