aharon yehuda leib shteinman (), also shtainman or steinman (november 3, 1914 – december 12, 2017), was a well-known haredi rabbi and posek (halakhic authority) in bnei brak, israel. following the death of rabbi yosef shalom elyashiv in 2012, he was widely regarded as the gadol hador (leader of the generation), the leader of the non-hasidic lithuanian world.