Rav Avrohom Weinberg of Slonim - Baranovitch, the author of Bais Avrohom was the son of Rav Shmuel Weinberg of Slonim and son-in-law of Rav Tzvi Morgenstern of Lomaz, a descendant of the Kotzker. He was also known as Rav Avraham Weinberg II (2nd ) of Slonim. After his father’s passing in 1916) תרע''ו), the majority of the Slonimer chassidim became his followers. Since his older brother Rav Yissocher Leib remained in Slonim, he moved to Baranovitch where he established the new center for Slonimer Chassidus. In תרע''ח he opened and founded the Toras Chessed Yeshivah Gedolah in Slonim together was Rav Moshe Midner who served as mashgiach ruchani. He also maintained a consistent and good relationship with the Slonimer Chassidim in Eretz Yisroel and visited there in תרפ''ט. He was appointed the Nasi of Kollel Reisin of Eretz Yisroel which was founded by Rav Menachem Mendel of Vitebsk and Rav Avrohom Kalisker. He therefore traveled to help raise money to support the institutions and the chassidim in the Holy Land. In (1933), תרצ''ג he visited Eretz Yisroel and made the shidduch between Rav Sholom Noach (later known as the Nesivos Sholom) and Chava, the daughter of the Birkas Avrohom. He passed away on 2nd day of Rosh Chodesh 1 Iyar (1933). תרצ''ג His son Rav Shlomo Duvid Yehoshua HY”D succeeded him He authored the sefer, Bais Avrohom, a collection of his teachings recorded by Rav Sholom Noach, the Nesivos Sholom, and Rav Yitzchok Matisyahu Luria.
