More than 20 years as an investigative journalist. A four-time winner of the most important journalism award, the Grand Press. He is the most-awarded journalist in the history of the competition. He is also a winner of the Andrzej Woyciechowski award, and the Mediatory competition. At the age of 20 he began writing for the daily newspaper Rzeczpospolita, later working for Dziennik and Wprost; he was then a founder of the web portal Kulisy24.com. He is the author or co-author of books on the presidency of Lech Kaczyński (Daleko od Wawelu – Far from the Wawel), the governments of Donald Tusk (Daleko od miłości – Far from Love), the bugging affair (Afera Podsłuchowa), a biography of General Waldemar Skrzypczak, and the book Zawód szpieg (Occupation: Spy).