Leibowitz was appointed head of Knesses Beis Yitzchak in 1904.
During and after World War I it relocated more than once, including to Kaminetz in 1926.
The yeshiva's students dispersed in four groups during World War II.
Leibowitz's son-in-law Rabbi Moshe Bernstein,[5] along with his brother-in-law Rabbi Yaakov Moshe Leibowitz, reestablished the school in Jerusalem in 1945.
[6] Yitzchok Scheiner, grandson-in-law to Boruch Ber,[5][7] was their successor until his own death in 2021.