Jacek Bartosiak is a Visiting Fellow at the Potomac Foundation. Since 2013, Mr. Bartosiak has served as Council at the National Centre for Strategic Studies (NCSS) based in Warsaw, Poland. His areas of expertise include: grand strategy, modern warfare, maritime domain and Polish national security issues. He is a frequent contributor to print and broadcast media in Poland and internationally; and an advisor to parliamentary and presidential bodies on security matters. Mr. Bartosiak is an expert of the Jagiellonian Club and a member of the Republican Foundation as well as the Polish Navy Ship Construction & Procurement Council.