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Rabbi Eliezer Greenwald

Assistant Rav Issur V’heter Program, Editor Choshen Mishpat Program

Course description

Rabbi Eliezer Greenwald started out in Mesifta Beth Shraga of Monsey, New York, and continued in Yeshivas Mir Yerushalayim under HaRav Asher Arieli shlit”a. In 2009, he moved with his wife and children to Kiryat Sefer. In Kiryat Sefer, he continued his learning in Kollel Toras Avos and Kollel Libo Chofetz, where he gained much of his vast knowledge of Shulchan Aruch and halacha. In 2014, Rabbi Greenwald received Yoreh Yoreh Semicha from the Israeli Rabbanut, later receiving the Rav Ha’ir Semicha. Additionally, Rabbi Greenwald received certification from the Israel Rabbanut as a Kashrus Mashgiach, as well as shimush from Rav Elchonen Peretz and Rav Ofir Malka in Bais Hora’ah Sharai Halacha U’mishpat. He is currently working towards the semicha of Yadin Yadin by studying Chosehn Mishpat. Rabbi Greenwald’s passion for elucidating halacha and his commitment to accomplishment and accuracy in learning has helped bring our Choshen Mishpat shiurim to the high level that they are.

Dayan Yitzchok Tzvi Oshinsky

Rav of Choshen Mishpat, Kiddushin, Aveilus

Course description

Dayan Yitzchak Oshinsky is an Av Bais Din in the Bais Din Harabani of Yerushalaim. He was a Dayan in the Bais Din Harabani in Haifa since 2007 and served as an Av Bais Din there from 2015-2018. Dayan Oshinsky learned in the Chevron Yeshiva under Hagaon Harav Simcha Zissel Broide zt”l, Hagaon Rav Dovid Cohen shlit”a, and Hagaon Rav Avraham Farbshtein zt”l, with whom he had a weekly chavrusa and learned Rabbanus and Dayanus at Nishmas Yisrael (Bayit Vegan, Yerushalayim) under Hagaon Harav Avraham Cohen shlit”a. He received semicha from Harav Yitzchok Kulitz zt”l, Harav Zalman Nechemiah Goldberg shlit”a, Mifal Hashas, and the Israeli Rabbanut and was granted Yadin Yadin from the Israeli Rabbanut. Dayan Oshinsky currently resides in Bayit Vegan, Yerushalayim, and has published many seforim, including Orchos Mishpat, Hilchos Aveilus, Oros Mishpat and B’asher Hu Sham.

Harav Dovid Ostroff

Rav of Hilchos Shabbos and Eiruvin

Course description

Harav Dovid Ostroff, born in Johannesburg, South Africa, has been teaching Hilchos Shabbos to people all over the world since 2001. He spent his yeshiva years in Yeshivas Kol Torah under the leadership of Hagaon Rav Shlomo Zalman Auerbach zt”l, with whom he had a very close relationship. To this day, Harav Dovid learns b’chavrusa with Rav Ezriel Auerbach (which he has done since 1994). Harav Dovid was tested on Hilchos Shabbos by both Rav Stern of Bnei Brak and the Rabbanut. Rav Ostroff was tested on Hilchos Nidah by Hagaon Rav Moshe Halberstam zt”l and the Rabbanut. He served apprenticeships under Rav Menachem Mendel Fuchs (Ramot, Yerushalayim) followed by Rav Vozner’s Bais Hora’ah (Bnei Brak), after which Hagaon Harav Sternbuch, shlit”a granted Rav Ostroff the heter hora’ah to pasken shailos. Since 1996, he also serves as a Moreh Hora’ah under the auspices of Rav Sternbuch, shlit”a.

Harav Aharon Schenkolewski

Rav of Hilchos Issur V’heter, Nidah, Brachos and Yichud

Course description

Harav Aharon Schenkolewski has been teaching a wide range of halachic subjects to talmidim across the world since 2001. Raised in Lakewood, New Jersey, Harav Schenkolewski attended Yeshiva Beth Moshe of Scranton, continued his studies at Ateres Yaakov (headed by Rabbi Nobel of Hewlett, NY) and then attended the Telshe Yeshiva Bais Medrash in Chicago, Illinois. In 1993, he moved to Eretz Yisrael, and has lived there ever since. Rav Schenkolewski studied Hilchos Issur V’heter under the tutelage of Rabbi Elimelech Kornfeld, the current Rav of the Gra Shul in Ramat Beit Shemesh and was tested by both Rav Moshe Halberstam zt”l, of the Eida Hachareidis, and Rav Zalmen Nechemiah Goldberg, shlit”a. In 1998, the Schenkolewskis moved to Kiryat Sefer, where Rav Schenkolewski learned Hilchos Nida under Rabbi Yisroel Zicherman shlit”a, Rav of Achuzas Brachfeld and was tested by Rav Nissim Karelitz shlit”a. Rav Schenkolewski has been learning and reviewing Hilchos Nida, Yichud, Hagalas Kailim, Pesach, and Issur V’heter by attending the weekly shiurim of Hagaon Harav Shlomo Zalman Ulman zt"l, Av Bais Din of Kiryat Sefer.


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