Eugeniusz Iwaniec – inicjator badań, znawca i interpretator dziejów, kultury oraz myśli religijnej staroobrzędowców

In 2016 Professor Eugeniusz Iwaniec is celebrating his 85th birthday. The article presents main stages in his professional academic career, as well as popularising and organisational activities. Thanks to numerous publications, conference presentations, lectures, organising photographic exhibitions and providing advice to other academics Eugeniusz Iwaniec is known in the Polish academic world as a renowned expert on history and culture of the Old Believers in Poland. His scientific, teaching and organisational work has been distinguished with many medals from ministers or awarded on behalf of the Polish state.