Historian, diplomat. He was, among others, director of the Centre for International Studies in the Senate, undersecretary of state and chief foreign affairs advisor in the government of Prime Minister Buzek. He was a deputy editor-in-chief of “Wprost” weekly. Recently he has been the ambassador of Poland in Riga and Yerevan. Currently he is a lecturer at Warsaw University. Author of several hundred publications on Polish foreign policy and Polish history in the interwar period.