Rafał Trzaskowski is a Polish politician and the current Mayor of Warsaw. He is also a political scientist specialising in European studies. He served as a Member of the European Parliament, Minister of Administration and Digitisation as well as the Secretary of State in the Ministry of Foreign Affairs of the Republic of Poland.

Jerzy Buzek is a Polish politician and Member of the European Parliament. He has served as Prime Minister of Poland, since being elected to the European Parliament, he has been appointed as President of the European Parliament between 2009 and 2012.

Jan Schmidt is a Polish scientist and engineer who serves as a Dean of one of the most prestigious Polish universities – Warsaw University of Technology. As a well-known scientist he contributed to almost 400 scientific publications and 100 articles.

Adam Bodnar is a Polish lawyer, educator, and human rights activist. He has been a Polish ombudsman since 2015.

© Adrian Grycuk, CC BY-SA 3.0 PL

Jean-Claude Juncker is a Luxembourgian politician who served as the President of the European Commission. Prior to assuming this office, he had served as the Prime Minister of Luxembourg for eighteen years.

Thorbjørn Jagland served as Secretary General of the Council of Europe. In June 2014, he was re-elected, and his second term in office. He was the President of the Storting (Norwegian Parliament). He is a member of the Norwegian Nobel Committee, which awards the Nobel Peace Prize every year.

Federica Mogherini was the High Representative of the European Union for Foreign Affairs and Security Policy and Vice-President of the European Commission. She was the Italian Minister for Foreign Affairs and a Member of the Italian Parliament (Chamber of Deputies).