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
- An Unexpectedly Revolutionary Meiri, or at least Yesh Meforshim in the Meiri
Rav Aryeh Klapper
Sources pasted below ברכות כא: רבי יהודה אומר: מברך לפניהם ולאחריהם למימרא דקסבר רבי יהודה בעל קרי מותר בדברי תורה? והאמר רבי יהושע בן לוי: מנין לבעל קרי שאסור בדברי תורה? שנאמר: והודעתם לבניך ולבני בניך , וסמיך ליה: יום אשר עמדת וגו' – מה
- SBM 2021 - Thirteenth Main Shiur - July 26
Rav Aryeh Klapper
Gilui Sod, Tzeniut, and Privacy
- Rabbi Norman Lamm's Theology of Privacy: Rabbi Tzvi Sinensky
Rav Aryeh Klapper
July 28 at SBM 2026
- Efshar Leverurei Episode 10: May One Presume That Marriages In Communist Russia Had No Halakhic Validity?
Rav Aryeh Klapper
Rav Moshe models proactove agunah prevention, again
- :Parashat Reeh 2024: Is it "now" yet?
Rav Aryeh Klapper
Listen to :Parashat Reeh 2024: Is it "now" yet? by Rav Aryeh Klapper, from Taking Responsibility for Torah.
- Iyyun Shiur Sotah #5 Audio
Rav Aryeh Klapper
Listen to Iyyun Shiur Sotah #5 Audio by Rav Aryeh Klapper, from Taking Responsibility for Torah.
- SBM 2021 - Eighth Main Shiur - July 15
Rav Aryeh Klapper
Hezek Shmiyah, Privacy, and Strict Liability
- Ransoming Captives - at any price? #5
Rav Aryeh Klapper
In memory of Zechariah Pesach Haber Hy"d Sourcesheet is at http://www.torahleadership.org/categories/yiwedeinpodinmeks4.pdf
- Lo Nitan l'Heiamer 8: Do Apartment Houses Require an Eiruv Chatzeirot?
Rav Aryeh Klapper
Sourcesheet is here
- Who Decides Halakhah?
Rav Aryeh Klapper
Sourcesheet is here . Part 3 of Halakhah: A User's Manual. Part 2 is How is Halakhah Decided Part 1 is How is Halakhah Organized
- How Radically Can Halakhah Change in a Sh'at Hadchak?
Rav Aryeh Klapper
Essential listening for those interested in evaluating halakhic approaches to the current crisis! The sourcesheet is available at http://www.torahleadership.org/categories/zoom_how_radically_can_halakhah_change_in_a_sh___at_hadchak_sourcwsh
- Torah Lishmoh and Yeshiva Ideology #6
Rav Aryeh Klapper
Rabbi Soloveitchik quotes Rav Chaim Volozhin quoting a midrash quoting Dovid Hamelekh. But the quote changes subtly along the way.
- SOTAH IYYUN SHIUR #2 AUDIO
Rav Aryeh Klapper
To participate in this weekly shiur live-on-Zoom, please email moderntorahleadership@gmail.com. Shiur was given on September 16 2024
- Lekh Lekha - When Relationship and Religious Growth Conflict
Rav Aryeh Klapper
The shiur is in English and translates all sources. An all-Hebrew sourcesheet is available at https://drive.google.com/file/d/1gU4uTB61wmoEHP2yi2YGhzgmvO3ur_1y/view?usp=sharing.
- Halakhah and Emerging Technologies 2: ZOOM
Rav Aryeh Klapper
Sourcesheet is here
- Halakhah and Freedom: SBM Fellows discuss Chapter 1 of Rabbi Klapper's "Divine Will and Human Experience"
Rav Aryeh Klapper
SBM 2022 Fellows discuss Chapter 1 of Rabbi Klapper's new book, available on Amazon and many other sites. They address freedom from vs. Freedom to, slavery in halakhah, and many other issues
- Do Sugyot Have Shapes?
Rav Aryeh Klapper
This shiur was given at Midreshet Amudim on 1/15/2023. Sourcesheet is here
- Rav Henkin z"l on contributing to the rebuilding of torched churches
Rav Aryeh Klapper
Sourcesheet is at https://drive.google.com/file/d/1jP_Z_RVHtpik8solz35Imxh0LSWEhXg2/view?usp=drive_web
- Halakhic Employer-Employee Law: Shiur #7 Hasokher et HaUmanin at YI Sharon
Rav Aryeh Klapper
This one is straight MIshnah Rashi, with Rashi integrated - the source sheet may be more helpful than usual השוכראתהאומניםעםרשיyi2.docx
- SBM 2026 Shiur #9 July 20
Rav Aryeh Klapper
With new mics to better record converstions in shiur! The Maseit Binyamin on aliyot for the blind, as a first discussion of whether there can be a right to religious experience
- The Geometry and Pre-Calculus of Apportioning Security Costs: Shiur #8 on Bava Batra 7b
Rav Aryeh Klapper
November 17, 2024. This shiur is on hiatus until 2025.
- SBM 2026 Shiur #3 July 8
Rav Aryeh Klapper
Role of halakhah in aggadeta, use of aggada for halakhah. Kevod haberiyot and religiosu experience part 1
- SBM 2026 Shiur #18.3 August 8 GRAND FINALE
Rav Aryeh Klapper
Emloyment, slavery, and rights-language in halakhah
- Halakhic Employer-Employee Law: Shiur #11 HaSokher et HaUmanin YI Sharon
Rav Aryeh Klapper
The moment you've been waiting for all year - the Yerushalmi that everything depends on but that the Bavli does not cite - why? Sourcesheet is here
- Halakhah and Values #13: Human Dignity Part 2
Rav Aryeh Klapper
Sourcesheet is here
- Lo Nitan Leheiamer #15: Abortion
Rav Aryeh Klapper
Sourcesheet is here
- Ransoming Captives - at any price? #9
Rav Aryeh Klapper
How should halakhah interact with state security decisions? Three positions post-Rav Ovadiah's Entebbe teshuvah in memory of Zechariah Haber Hy"d Sourcesheet is at http://www.torahleadership.org/categories/postravavodiahredeemingcaptives2.p
- Thoughts of A Losing Defense Attorney: Avraham after Sodom
Rav Aryeh Klapper
Why did G-d find it necessary to tell Avraham in advance? Who ended their conversation?
- Halakhic Employer-Employee Law #16: Miniunit on Klalei Horaah #2
Rav Aryeh Klapper
Sourcesheet is here
- The Halakhic Status of Christianity
Rav Aryeh Klapper
This shiur is from 2015
- Iyyun Shiur Sotah #4 AUDIO
Rav Aryeh Klapper
September 30, 2024 sourcesheet is at http://www.torahleadership.org/categories/sotah_mishnah_1_1__llm_sugya2_3.pdf
- Who Decides What is "Shabbesdik"?
Rav Aryeh Klapper
Sourcesheet is here
- Inclusion and Exclusion: A Jewish Values Perspective via Birkat Kohanim
Rav Aryeh Klapper
Part three of the series on DEI at YI Sharon Summer 2024
- SOTAH 2025 Iyyun Shiur #4 AUDIO
Rav Aryeh Klapper
Given 3/3/2025 Sponsored at YI by the Fistel family in memory of Eddie, lifelong learner and teacher
- Efshar Leverurei Episode 11: The Flatbush Eruv
Rav Aryeh Klapper
When having all the evidence isn't good enough
- SBM 2026 Shiur #8 July 16
Rav Aryeh Klapper
Rav Zevin vs. Rav Yisraeli on whether human beings own their bodies - does that map onto rights vs. duties discourse, with Rav Zevin recognizing rights only as the space created by duties, and Rav Yisraeli acknowledging rights as having ind
- The Fluid Boundaries of "Religious" Today: Directions and Implications. Eliyana Yashgur, SBM 2021 Guest Shiur
Rav Aryeh Klapper
Sourcesheet is at https://1drv.ms/w/s!AgxlcbVaoV_ihPoIK-73V6QvWqOoQQ?e=RJgYkG
- Six Minutes on Tzelem Elokim, War, and Justice
Rav Aryeh Klapper
Dvar Torah for Parashat Bereishit 5784
- Iyyun Shiur Sotah #10 AUDIO
Rav Aryeh Klapper
November 25, 2024
- Chavot Yair #199 - Must one Return Money Stolen From a Tzedakah Box?
Rav Aryeh Klapper
Chaburah March 31
- Halakhic Employer-Employee Law #15: Miniunit on Klalei Horaah #1
Rav Aryeh Klapper
Sourcesheet is here
- Are Gated Communities Halakhically Acceptable? Opening shiur on Bava Basra 7b
Rav Aryeh Klapper
By Rabbi Aryeh Klapper for Center for Modern Torah Leadership , September 15, 2024. To join this weekly inperson shiur in Riverdale, please email moderntorahleadership@gmail.com
- What is Halakhah's Relationship to Facts?
Rav Aryeh Klapper
Harvard Hillel February 9 2025
- Nightfall
Rav Aryeh Klapper
4th and final episode of "Reading Yirmiyahu as a Religious Zionist"
- The Categorical Imperative and Halakhah: Part 1
Rav Aryeh Klapper
Part of YI Sharon series on Issues at the Intersection of Torah and Culture. Sourcesheet is here
- Halakhic Employer-Employee Law #26 - Cheshev Haeifod - retention bonus paid in advance
Rav Aryeh Klapper
Sourcesheet at YIlabormeksMay92022.docx
- Thinking Briskly: Are mitzvot performed by the body, the mind, or the soul?
Rav Aryeh Klapper
Sourcesheet is at http://www.torahleadership.org/categories/zoomkavannahmeks_1.pdf
- Are Gated Communities Halakhically Acceptable? Shiur #2 Bava Batra 7b
Rav Aryeh Klapper
Sep 22, 2024. If youd like to participate in this shiur live on Sunday mornings in Riverdale, NY, please email moderntorahleadership@gmail.com
- Halakhah and Values class#2: Chazokos, Divine Will, and Human Experience
Rav Aryeh Klapper
Sourcesheet is here . This is a recreation, as the recording of the original class was lost.
- The Eligibility of a Woman with a Genetic Jewish Father and non-Jewish Mother, Born from a Jewish Surrogate, to Marry a Kohen
Rav Aryeh Klapper
SBM alumi shiur
- Should Poskim be Doctors of the Soul? Medical Metaphors for Law in Maimonides
Rav Aryeh Klapper
Sourcesheet is at http://www.torahleadership.org/categories/medmetaphor1b_mek0.doc
- Temurah Rashi Spring 2026 #2 Tuesday version
Rav Aryeh Klapper
Sourcesheet at https://www.torahleadership.org/categories/temurah_sugya1_2.pdf
- Paskening for Bad People: Chavot Yair 163) Gruss Version
Rav Aryeh Klapper
In dialogue with Rav Aharon Lichtenstein's reading of this teshuvah in Values and Halakhah
- SBM 2021 - Tenth Main Shiur - July 19
Rav Aryeh Klapper
Evaluating Rabbi Shenkolovsky's disagreements with Rabbi Dichovsky, moving to the Griswold case
- Eight Minutes on Parshat Vayeshev: A Thanksgiving Sermon
Rav Aryeh Klapper
originally delivered in 2010 at YI Sharon, but I think it stands the test of time, and I hope you agree!
- Why did G-d give the Torah to human beings? A Model Reading of Meshekh Chokhmah
Rav Aryeh Klapper
Understanding MC To Devarim 30:14, with methodological remarks
- Shlach: Was Peter Pan a Canaanite?
Rav Aryeh Klapper
Sourcesheet is at pan.docx . Also available at https://jewishpodcasts.fm/yeshivaofnewark/17581
- Ethics, Halakhah, and Civilian Casualties: with intro by R. Dr. Elisha Ancselovits
Rav Aryeh Klapper
Shiur at Makhon Pardes, December 26, 2023
- Halakhic Employer-Employee Law # 14: Having It Both Ways
Rav Aryeh Klapper
Discusses how the Shulchan Arukh's position that employees can quit even if they can't immediately repay an advance can work according to both Rav and Shmuel, and how they can have the protections of eved ivri without its constraints. Sourc
- How is Halakhah Organized?
Rav Aryeh Klapper
This is Part 1 of Halakhah: A User's Manual. The sourcesheet is available here