Rav Aryeh Klapper
The Center for Modern Torah Leadership
Rabbi Aryeh Klapper is Dean of the Center for Modern Torah Leadership, Rosh Beit Midrash of its Summer Beit Midrash, and a member of the Boston Beit Din. A longtime educator and lecturer, he writes and teaches widely on Jewish law, ethics, Tanakh, and Modern Orthodox thought.
Shiurim
- Halakhah and Values class #5: Instituting New Rabbinic Legislation part 1
Rav Aryeh Klapper
Sourcesheet is here
- Iyyun Shiur Sotah #9: VIDEO
Rav Aryeh Klapper
November 18, 2024
- Horaat Shaah and Halakhah: Part 2
Rav Aryeh Klapper
Sourcesheet is here . Part 1 is here
- SBM 2026 Shiur #17 August 5
Rav Aryeh Klapper
Discusses articles by R.Drs Itamar Rosensweig/Shua Mermelstein and Dr Benny Porat
- The Meaning of "Mitzvah" in the Phrase "Milchemet Mitzvah"
Rav Aryeh Klapper
Sourcesheet is here
- Emor: Can just anyone make a chillul Hashem?
Rav Aryeh Klapper
Sourcesheet is here . This recording and all my weekly parshah shiurim are also featured on the Yeshiva of Newark podcast .
- Rabbi Jonathan Ziring Lashon Hora Without Human Involvement SBM 2021 July 15
Rav Aryeh Klapper
some Zoom breaks
- An Evaluation of Dor Tahpuchot: Transissues #3
Rav Aryeh Klapper
SOURCESHEET IS here
- Whose Emotions Does Prophecy Express? (Hosheia 1-2, Haftarat Bamidbar)
Rav Aryeh Klapper
Sourcesheet is at הושע א-ב2.docx . Also available at https://podcasts.apple.com/us/podcast/rabbi-aryeh-klapper-on-haftoras-parshas-bamidbar-hoshea/id1472242330?i=1000521660645
- SOTAH 2025 Iyyun Shiur #1 Audio
Rav Aryeh Klapper
Tannaim dispute whether kinui sotah is a mitzvah or reshut. The stamma d'gemara assumes that kinui sotah is either lekhatchilah or assur. Amoraim dispute whether the husband who is mekanei his wife is under the sway of a ruach taharah or ra
- The Categorical Imperative and Halakhah: Physician-Assisted Suicide
Rav Aryeh Klapper
Last in the 2024 series at YI Sharon
- Efshar Leverurei Episode 13 - HeChadash Asur Min HaTorah
Rav Aryeh Klapper
Rav Mosheh on when and why one can assume that commercially bought grain is yoshon
- Halakhic Employer-Employee Law #25 - Avnei Nezer and Rav Mosheh read the Yerushalmi
Rav Aryeh Klapper
Sourcesheet
- Halakhic Employer-Employee Law: Shiur #12 HaSokher et HaUmanin YI Sharon
Rav Aryeh Klapper
Sourcesheet is here
- Trimesters, Viability, and Other Lines in the Sand: Part 2 of 3 on The Politics and Halakhah of Abortion
Rav Aryeh Klapper
(how) does halakhah differentiate abortion along the pregnancy timeline, and how might that translate into law for a secular society? Sourcesheet is here
- Social Contract as the Basis of Halakhic Political Theory
Rav Aryeh Klapper
at YI Sharon July 15 2026
- Learning Shelo Lishmoh: A Risky Shiur
Rav Aryeh Klapper
Discuss the apparent contradictions in the Talmud as to whether learning shelo lishmoh is encouraged or discouraged, and how many trees were at the center of the Garden of Eden
- Do English Muffins Look Like Bullseyes? On the Kashrut of Dairy Bread and Cultured Meat
Rav Aryeh Klapper
given at Kadimah Toras Mosheh July 28 2024 sourcesheet is here
- SBM 2026 Shiur #12 July 27
Rav Aryeh Klapper
Discusses Rabbi Norman Lamm's argument that Halakhah recognizes a general right to privacy
- SOTAH 2025 Iyyun Shiur #8 AUDIO
Rav Aryeh Klapper
April 7. 2025. Next and last shiurim in this series iyH April 28 and May 5
- SOTAH 2025 Shiur#Final (=10) AUDIO
Rav Aryeh Klapper
Taamei Hamitzvot, Darshinan Taama Dikra, and Coercive control
- The Powerless Posek: First in the series "How Halakhah Learns About Reality"
Rav Aryeh Klapper
Public shiur at YI Sharon July 9 2025
- SBM 2021 - Fifteenth Main Shiur July 28
Rav Aryeh Klapper
Rabbi Dr. Judah Goldberg's article on truthtelling
- Lo Nitan Leheiamer #12: Should philanthropists prioritize the dignity of scholars over the lives of the ignorant?
Rav Aryeh Klapper
sourcesheet is here
- Halakhah from First Principles: girsat Midreshet Migdal Oz
Rav Aryeh Klapper
at Midreshet Migdal Oz, December 20, 2023
- Sotah Iyyun Shiur #1 AUDIO
Rav Aryeh Klapper
To participate in this weekly shiur live-on-Zoom, please email moderntorahleadership@gmail.com. Shiur was given on September 9 2024
- Yi Halakhic Employer-Employee Law #28, and final: Theology and law in Rav Kuk vs. Rav Avraham Dov Levin
Rav Aryeh Klapper
Rav Kuk is אורח משפט לא Rav Levin is פסקי דין - ירושלים דיני ממונות ובירורי יוחסין יד פס"ד המתחיל בעמוד רנ also at Nafkaminahlabor3.docx
- Ransoming Captives - at any price? #11 and final
Rav Aryeh Klapper
Sourcesheet is at http://www.torahleadership.org/categories/postravavodiahredeemingcaptives2.pdf This series was given memory of Zecharia Haber Hy"d Series in memory of Zecharyah Haber
- Values Conflicts: Part 2 of 3 at YI Sharon on Practical Hilkhot Kibbud Av vaEim for Adult Parents and Children
Rav Aryeh Klapper
Sourcesheet is here
- Political Correctness and Onaas Devarim - Part 1 of 2 at YI Sharon
Rav Aryeh Klapper
A discussion in dialogue with Rabbi Moshe Kurtz's RJJ Essay, now part of his book Challenging Assumptions. Sourcesheet is here
- Triage in Halakhah: Basic Principles 2
Rav Aryeh Klapper
http://www.torahleadership.org/categories/zoomtriage2_1.pdf
- Torah for Torah's Sake and Yeshiva Ideology: Back to the Sources Part 2
Rav Aryeh Klapper
Sourcesheet is here
- SBM 2021 - Seventh Main Shiur - July 14
Rav Aryeh Klapper
היזק ראיה and Eavesdropping part 1
- Halakhic Morality: Law and Ethics in Rav Soloveitchik's Essay
Rav Aryeh Klapper
SBM 2021 Friday July 9
- "Lo Nitan L'heamer Klal" in Igrot Moshe, Episode Two: Defining "zonah"
Rav Aryeh Klapper
Sourcesheet is at https://1drv.ms/w/s!AgxlcbVaoV_ihP4VoUS2zPGIteRaTA?e=OOgW0K
- Halakhic Perspectives on Civilian Casualties Part 2
Rav Aryeh Klapper
CMTL Zoom Shiur given לזכות חיילי צה"ל ואנשי כחות הבטחון November 5, 2023 Sourcesheet is here, and same as Part 1
- Halakhah, Reason, and Moral Experience: Part 3 of 3? on the Politics and Halakhah of Abortion
Rav Aryeh Klapper
sourcesheet is here
- Rabbi Jonathan Ziring: Toelet and Lashon Hora
Rav Aryeh Klapper
Discusses the Chofetz Chayyim and critiques. With lively discussion with Rabbi Klapper and SBM Fellows
- Lost Wages During a Pandemic Shutdown: Why A Din Torah Shouldn't Follow Din Torah
Rav Aryeh Klapper
The sourcesheet is here
- Ventilator Triage: Rabbi Dr. Shlomo Zuckier at SBM
Rav Aryeh Klapper
JUly 14 2026 on Zoom
- Halakhah and Values #12: Human Dignity Part 1
Rav Aryeh Klapper
Sourcesheet is here
- Sotah 2025 Iyyun Shiur #10 VIDEO
Rav Aryeh Klapper
Last shiur in the series!
- Darkah Shel Torah: An Account of Halakhah That Demands Multiple Espistemologies and Can Integrate Ethics, from SBM 2013
Rav Aryeh Klapper
Sourcesheet is here
- Halakhah and Values #14: Kavod Haberiyot #3
Rav Aryeh Klapper
Sourcesheet is here
- SOTAH 2025 Iyyun Shiur #2 AUDIO
Rav Aryeh Klapper
Feb 3 2025 Is Expressing Jealousy a Mitzvah, an Aveirah, or Both? Sponsored in memory of Joe Epstein z’l Yosef Mordechai ben Shmuel HaLevi, by friends of his daughter Miriam Preil.
- Iyun Shiur Sotah #11 VIDEO
Rav Aryeh Klapper
December 2, 2024
- Halakhah and Values class #4: Authority for Rabbinic Legislation part 2
Rav Aryeh Klapper
What are the types of Rabbinic legislation, and what is their source of authority? Maimonides offers at least five different and apparently inconsistent accounts. Sourcesheet is here .
- Iyyun Shiur Sotah#8 - VIDEO
Rav Aryeh Klapper
November 11, 2024. How many witnesses to what have which halakhic ramifications?
- IYYUN SHIUR ON SOTAH #2 VIDEO
Rav Aryeh Klapper
Listen to IYYUN SHIUR ON SOTAH #2 VIDEO by Rav Aryeh Klapper, from Taking Responsibility for Torah.
- ReCreational Repentance
Rav Aryeh Klapper
Approaches of Rambam, Radbaz, Maharsha, Rav Dessler and the Rav to the dispute, or not, about the relative priority of baalei teshuvah and tzaddikim gemurim. Contextualizes the Rav with Rupture and Reconstruction Sourcesheet is here
- Torah for Torah's Sake and Yeshivah Ideology: Back to the Sources Part 1
Rav Aryeh Klapper
Sourcesheet is here
- Six Minutes on Chayyei Sarah - Political Halakhah Must Treat Jews and Non-Jews Identically
Rav Aryeh Klapper
The Or HaChayyim explains why Avraham believed that he had a right to a hereditary burial site in Chevron
- Halakhic Employer-Employee Law: Shiur #8 HaSokher et Haumanin at YI Sharon
Rav Aryeh Klapper
Sourcesheet is at השוכראתהאומניםעםרשיyi3.docx . This is a gemara-rashi text shiur rather than conceptual.
- Iyyun Shiur Sotah #7 AUDIO
Rav Aryeh Klapper
October 28, 2024. Next shiur is in two weeks.
- Some Notes on the Relationship Between Halakhah and Its Values: Shiur at Cong. Kadima-Torah Moshe
Rav Aryeh Klapper
Given at Congregation Kadima Toras Moshe on July 24, 2022
- SBM 2021 - Sixth Main Shiur - July 13
Rav Aryeh Klapper
Bonus: Rambam on Fall, Sin, and Trees Privacy: Warren-Brandeis and Ba BaMachteret
- Iyyun Shiur Sotah #10 VIDEO
Rav Aryeh Klapper
November 25, 2024
- Lost Wages from a Pandemic Shutdown Part 2: Outline and Agenda
Rav Aryeh Klapper
The sourcesheet is here
- SBM 2026 Shiur #7.1 July 15
Rav Aryeh Klapper
Benjamin Friedman's DUTY AND HEALING argues that the "regime of duty" works better than the "regime of rights" for medical ethics consults. Does he succeed in defining the terms in a way that can have a nafka mina?
- Rabbi Sacks' reading of the Tower of Babel story in Dignity of Difference
Rav Aryeh Klapper
Provides philosophic and literary background, presents Rabbi Sacks', and discusses it in the context of Jewish tradition