From Wikipedia, the free encyclopedia Krzysztof Piesiewicz (Polish pronunciation: [ˈkʂɨʂtɔf pjɛˈɕɛvit͡ʂ]; born on October 25, 1945 in Warsaw, Poland) is a Polish lawyer, screenwriter, and politician, who is currently a member of the Polish Parliament and head of the Ruch Społeczny (RS) or Social Movement Party. Piesiewicz studied law at Warsaw University and began practicing in 1973. Through th...