Center for Modern Torah Leadership

Shiurim

• Can the Ethics of Abortion Be Different for Jews and nonJews? Part 1 of 3 on The Politics and Halacha of Abortion

  Rav Aryeh Klapper

  Distinguishes between halakhah and ethics, and discusses the relationship between halakhah and law in a secular society. Sourcesheet is here

• Should Halakhah be Affected by Our Best Understanding of the Rationales for Mitzvot? 1997 SBM Intro shiur

  Rav Aryeh Klapper

  האם דרשינן טעמא דקרא?

• Triage in Halakhah: Part 3

  Rav Aryeh Klapper

  Sourcesheet is at http://www.torahleadership.org/categories/zoomtriage3_2.pdf

• Ransoming Captives - at any price? #7

  Rav Aryeh Klapper

  In memory of Zechariah Pesach Haber Hy"d Sourcesheet is at ⁠⁠http://www.torahleadership.org/categories/yiwedeinpodinmeks4.pdf

• SOTAH 2025 Iyyun Shiur #4 VIDEO

  Rav Aryeh Klapper

  Given 3/3/2025 Sponsored at YI by the Fistel family in memory of Eddie, lifelong learner and teacher

• Eliyahu HaNavi: A Shabbat HaGadol Drashah

  Rav Aryeh Klapper

  addresses themes of extremism and moderation, justice and mercy

• Statutory Intepretation in Halakhah: Rabbi Dr. Shlomo Zuckier at SBM 2021

  Rav Aryeh Klapper

  Sourcesheet is at https://1drv.ms/b/s!AgxlcbVaoV_ihPh5dh8GfsHfADe-lw?e=KO5qQC

• The Rav and Rav Shagar walk into a holosuite bar . . . : Virtual and other realities in light of recent experience

  Rav Aryeh Klapper

  Also known as "Halakhic Man Enters the Matrix" -

• Chavot Yair Chaburah #1

  Rav Aryeh Klapper

  Listen to Chavot Yair Chaburah #1 by Rav Aryeh Klapper, from Taking Responsibility for Torah.

• Horaat Shaah: Part of Halakhah or an External Corrective? Part 1

  Rav Aryeh Klapper

  Given to SBM 2024 Fellows. Sourcesheet is here

• Death and Transplants

  Rav Aryeh Klapper

  Discusses secular and halakhic definitions of death in light of recent developments as reported in NY Times. Can stand alone, or as part 3 of the series on the Categorical Imperative and Halakhah.

• Torah for Torah's Sake: Back to the Sources Part 3

  Rav Aryeh Klapper

  The sourcesheet is p. 78 of איש ההלכה

• The "Advice of the Maharsham": Deliberately Creating Situations that Generate Retroactive Marriage Annulments as a Stratagem for Dealing with Cases of Mamzerut or Iggun

  Rav Aryeh Klapper

  The first two essays of my series on this subject can be found at https://moderntoraleadership.wordpress.com/2022/09/08/halakhic-power-and-halakhic-policy-mamzerut-and-iggun-part-1/ and https://moderntoraleadership.wordpress.com/2022/09/14/

• Iyyun Shiur Sotah #9 AUDIO

  Rav Aryeh Klapper

  November 18, 2024

• SBM 2026 Shiur 7.2 July 15

  Rav Aryeh Klapper

  Rav Zevin in Mishpat Shylock argues that human beings do not own their bodies at all. Is his claim meaningful? Are the text he brings as evidence read compellingly? Are they sufficient to prove his point? We discuss the first text he cites,

• SBM2026 Shiur #15 August 3

  Rav Aryeh Klapper

  Robert Cover on rights and duties

• Rav Shaul Yisraeli on Halakhah and Civilian Casualties

  Rav Aryeh Klapper

  Shiur delivered at Machon Gruss, Israel, December 26, 2023. My article on the material is at https://thelehrhaus.com/commentary/civilian-casualties-in-the-light-of-halakhah-and-ethics-revisiting-rav-shaul-yisraelis-analysis/

• Iyyun Shiur Sotah #7 VIDEO

  Rav Aryeh Klapper

  October 28, 2024.

• "Stand your Ground" Laws: Yom Iyyun Shiur

  Rav Aryeh Klapper

  given 12/26/2021

• SOTAH 2025 Iyyun Shiur #9 - AUDIO

  Rav Aryeh Klapper

  on Shu"T Meishiv Davar

• Ransoming Captives - at any price? #8

  Rav Aryeh Klapper

  In memory of Zechariah Pesach Haber Hy"d Sourcesheet is at ⁠⁠⁠http://www.torahleadership.org/categories/yiwedeinpodinmeks4.pdf

• SBM 2021 - Sixteenth and final Main Shiur July 27

  Rav Aryeh Klapper

  Is "constructing" halakhic concepts legitimate? Is "privacy" a coherent concept? Discusses critiques by Solovey and Schreiber, defense by Washofsky, and more

• Psak, Policy, and Inclusion: Birkat Cohanim as an Iconic and Ironic Example

  Rav Aryeh Klapper

  Sourcesheet is /http://www.torahleadership.org/categories/columbia_hillel_policy_pesak_mekorot5__hebeng__april_4_2024.pdf

• Once Upon A Yovel

  Rav Aryeh Klapper

  Reading Yirmiyah as a Religious Zionist Part 3

• Efsharlevrurei Episode 5: Two Lenient Teshuvot Involving Intermarriages

  Rav Aryeh Klapper

  Outline and Sourcesheet is at Efshar leverurei Episode 5.docx . Look for previous episodes on this site and on the Yeshiva of Newark podcast

• SBM2026 Shiur #14.1 July 30

  Rav Aryeh Klapper

  Discusses Rabbi Klapper article on Orthodox infertility and the "right to a normal life"

• SBM 2026 Shiur #14.2 July 30

  Rav Aryeh Klapper

  Orthodox Inferility, right to a normal life, continued

• SOTAH 2025 Iyyun Shiur #5 VIDEO

  Rav Aryeh Klapper

  March 10, 2025

• "Lo Nitan LeHeamerClal" in Igrot Mosheh, Episode 6: Polio, Paralysis, and Phylacteries

  Rav Aryeh Klapper

  also available at https://jewishpodcasts.fm/yeshivaofnewark/28122

• Triage and Halakhah #8: The Position of Rav Asher Weiss, Rav Herschel Schachter, and some directional notes of my own

  Rav Aryeh Klapper

  Sourceshhet is at http://www.torahleadership.org/categories/zoomtriage8.pdf

• Ransoming Captives - at any price? #3

  Rav Aryeh Klapper

  In memory of Zechariah Pesach Haber Hy"d Sourcesheet is at http://www.torahleadership.org/categories/yiwedeinpodinmeks4.pdf

• Privacy and Legal Penumbras in Constitutional Law and Halakhah

  Rav Aryeh Klapper

  August 5 at YI Sharon

• Iyyun Shiur Sotah #3 Video

  Rav Aryeh Klapper

  Sept 23, 2024. To join this shiur live on zoom, and to receive mekorot and announcements, please email Moderntorahleadership@gmail.com

• Lo Nitan LeHeiamer #14: Did Ezra Have the Power to Edit?

  Rav Aryeh Klapper

  Sourcesheet is here

• Bechukotai: Netziv's Theology of Chosenness

  Rav Aryeh Klapper

  Also available at https://jewishpodcasts.fm/yeshivaofnewark/14459 . Sourcesheet is at Bechukotainetziv.q.docx .

• SBM 2026 Shiur #18.2 AUGUST 8 CONCLUSION

  Rav Aryeh Klapper

  The Employment-Slavery Continuum

• Iyyun Shiur Sotah #13 - VIDEO

  Rav Aryeh Klapper

  December 14, 2024

• SBM2026 Shiur 16 August 4

  Rav Aryeh Klapper

  Discusses Rabbi Dr, Alex Ozar's article on R. Shimon Shkop

• SBM 2021 - Ninth Main Shiur - July 19

  Rav Aryeh Klapper

  Rav Dichovsky on the right to a normal life, Chikekei Leiv on opening mail

• SBM 2026 Shiur #2 July 7

  Rav Aryeh Klapper

  Rights and duties - Is there an obligation to obey the Jewish king? Are the powers of a Jewish king simply thoe of any legitimate government?

• SOTAH 2025 Iyyun Shiur #6 VIDEO

  Rav Aryeh Klapper

  March 17, 2025

• B'Haalotkha - Mosheh and Yitro debate whether the Torah's promise of "one law for the naturalized and the born citizen" means that converts must have hereditary land in Israel

  Rav Aryeh Klapper

  Souresheet is at אֵ֛לֶּה מַסְעֵ֥י בְנֵֽי־יִשְׂרָאֵ֖ל לְצִבְאֹתָ֑ם וַיִּסָּֽעוּ.docx . Audio is also at https://player.fm/series/yeshiva-of-newark-podcast/rabbi-aryeh-klapper-on-behaaloscha-voice-at-the-table-moshes-offer-to-yisro-was-it-eno

• Should Moshe Have Looked Away? Reflections on Tzeniut, Kavod, and Spiritual Risk

  Rav Aryeh Klapper

  also available at https://library.yctorah.org/audio/should-moshe-have-looked-away-literary-and-theological-reflections-on-tzeniut-kavod-and-spiritual-risk/

• Lo Nitan Leheiamer 11: Are Talmidei Chakhamim Needed?

  Rav Aryeh Klapper

  Sourcesheet is here

• Chukat - Confidence-Building Measures in Ethnic Politics

  Rav Aryeh Klapper

  also available at https://jewishpodcasts.fm/yeshivaofnewark/18226

• Halakhic Employer-Employee Law 21: Return to the Bavli

  Rav Aryeh Klapper

  Sourcesheet is here

• Lo Nitan LeHeiamer Episode 10: May Kohanim Who Publicly Violate Shabbat Perform the Priestly Blessing?

  Rav Aryeh Klapper

  Sourcesheet is h http://www.torahleadership.org/categories/______________10_1.pdf ere

• Political Correctness and Halakhic Speech Ethics: With Rabbi Moshe Kurtz

  Rav Aryeh Klapper

  Rabbi Kurtz is author of the recently released Challenging Assumptions . The sourcesheet is here.

• "IN THE PLACE WHERE PENITENTS STAND, TZADDIKIM CANNOT STAND" - Where exactly is that place?

  Rav Aryeh Klapper

  Delivered for the Beit Shemesh Community Beit Midrash on Nov. 12, 2017. Sourcesheet at https://www.yutorah.org/download.cfm?materialID=533037

• Democracy, Thearchy, and Jewish Political Theory

  Rav Aryeh Klapper

  Intended to be "Should the Sanhedrin Be Elected?", but many productive digressions later, we didn't quite get there. Third in the series on Jewish political theory. July 29 2026 at YI Sharon

• "Lo Nitan L'heamer Klal" in Igrot Moshe, Episode Three: His money or your life?

  Rav Aryeh Klapper

  Igrot Mosheh Yoreh Deah 1:214

• How Should Communal Security Costs Be Apportioned? Shiur #6 on Bava Batra 7b

  Rav Aryeh Klapper

  November 3, 2024

• The Patient as Posek

  Rav Aryeh Klapper

  Third in the series "How Halakhah Learns About Reality"

• Equal Protection of the Law and Dena Demalkhuta Dina

  Rav Aryeh Klapper

  SBM 2026 Public Shiur at YI Sharon, July 8

• Corporation, Competition Law, and Copyright: The Intersection of Halakhah and Economic Theory

  Rav Aryeh Klapper

  first given at ASBI. Sourcesheet is here

• Efshar Leverurei Episode 14 - The Unknown Shochet

  Rav Aryeh Klapper

  Igrot Mosheh YD5:2

• Lo Notan leheiamer Pesach: Dough mixed with fruit juice

  Rav Aryeh Klapper

  Sourcesheet is here

• Halakhic Employer-Employee Law #24 - Avnei Nezer part 1

  Rav Aryeh Klapper

  Sourcesheet is here

• SBM Shiur #13 July 29

  Rav Aryeh Klapper

  The right to stay home?

• Should Halakhah be Affected by Our Best Understanding of the Rationales for Mitzvot? 2012 SBM Intro Shiur (long)

  Rav Aryeh Klapper

  האם דרשינן טעמא דקרא?