Rabbi Yonasan Steif (1877-1958) was a senior dayan of Budapest, Hungary, before the Second World War, a man whom Rabbi Moshe Feinstein referred to as the "gadol hador" (spiritual leader of the generation). He was a world-renowned posek and halachic authority. He served as senior dayan together with Rabbi Israel Welcz. The Rosh Beth Din was Rabbi Efraim Fishel Zussman Sofer. While Rabbi Steif may have assumed the role of rosh beth din as the year 1944 approached, … Wikipedia
The definitive Wikipedia entry for Yonasan Steif. Wikipedia is the biggest multilingual free-content encyclopedia on the Internet. en.wikipedia.org/wiki/Yonasan_Steif