Really looking forward to meeting this community!

Lectures in Jewish History and Thought. No hard questions, please.



Volume One: Ancient Israel available November 10! Dear students of Jewish history! I’m delighted to inform you that Volume One: Ancient Israel of my four-volume The Jewish People: A History is now published! Thank you all for the thousands of comments–both supportive and corrective–that you have provided as the Jewish History Lab series unfolded on…

Gold Award as well as the Listener’s Choice Award in the category of History! Thank you all so much for your support!

If you are planning to be in Queens next Shabbat, please drop by and say hello!

Tomorrow at 8:45 am at Congregation Ahavath Torah in Englewood, 6:45 pm at Darchei Noam and via Zoom.

Drop by and say hello! Happy to have had this conversation with JLI! In case the video doesn’t embed properly: https://youtu.be/URfkNuEJu1Y?si=ZFPNfxr_8BW_0c89

Really looking forward to speaking to the Ner Yisrael community this coming Shavuot! If you are in Hendon, please drop by and say hello.

Looking forward to speaking to the Fort Lee community. If you’re in town, please join us and say hello!

Looking forward to speaking in Ramat Bet Shemesh! New Series: Artificial Intelligence in the Context of Jewish History (and the Jewish Future)

Very proud to mark the completion of a cycle of Talmud study on Tuesday night. Here is the video that is scheduled for that morning, describing the process for the 100k+ viewers who follow Jewish History in Daf Yomi at http://www.alldaf.org. New Series! Jewish History in the Torah The Mystery of Michelangelo’s Hebrew Support this…


This moment made me feel really great–standing with two great Hasidim of the Piaseczno Rebbe! On the left is R. Yoel Rubin, center (the amud ha-emtsa’i) is R. Weinberger of Kehillas Aish Kodesh, and there’s me on the right (out of uniform again). R. Weinberger just gave a great shiur on Rav Kook, and we…

Really happy to see the new book joining the impressive display of Piaseczno Hasidic works at my favorite local Jewish bookstore! Here I am (out of uniform, sorry) with Rabbi Ari Silverstein at Judaica Plus in Cedarhurst.

Wow—I checked the site this morning, and discovered that the book on the Piaseczno Rebbe made it to the top 100 in its category on Amazon! Just behind classics by Elie Wiesel, Viktor Frankl, and Simon Wiesenthal! Really proud that people are finding this book meaningful. Thank you! Bit.ly\aishkodesh

Woo-hoo! Visit bit.ly/aishkodesh or click here for the 20% discount, or to RSVP for the book launch on the 30th (free and open to the community!)

I am delighted to inform you that advance copies of my new book are now available from Amazon (this is really advance–I won’t even get my own copy until next week!). I hope to have sufficient copies available for sale and signature at the Book Launch on October 30, but if you want to have…

Brief lecture on the life and work of Shmuel ha-Nagid, an important 11th century Spanish Jewish leader. Also: please join me for the launch of my new book, Torah from the Years of Wrath 1939-1943: The Historical Context of the Aish Kodesh (click here for more information). The launch is scheduled for Monday, October 30 at 7:00 pm…

Brief lecture on the life of Hasdai ibn Shaprut, an important 10th century Jewish leader in Andalusia, who set the foundations for the Golden Age of Spanish Jewry. Part of the Jews of Sepharad series, visit jewishhistorylectures.org for more information.

Brief overview of the Jews in Spain during the two centuries following the Muslim conquest of 711.

September 18: SEPHARDIC JEWRY AND THE MUSLIM CONQUEST OF 711 Sponsored by Katherine and Vick Crespin, in gratitude to Hashem for protecting their family from harm during Hurricane Irma. Monday, September 18 @ 7pm at the Mighty Avenue J Campus of Touro College 1602 Avenue J Brooklyn NY 11230 Free and Open to the…

A brief overview of the earliest history of Sephardic Jewry, from earliest settlement through the Visigothic period to the Muslim conquest of 711. For the Fall Schedule of Lectures, please click here. To sponsor a lecture, please click here.

Day 20:Corrosive Habits Sunday, September 10, 2017 English Translation Follows י״ט אלול 4.4 וּמֵהֶן חֲמִשָּׁה דְּבָרִים הָעוֹשֶׂה אוֹתָן אֵין חֶזְקָתוֹ לָשׁוּב מֵהֶן, לְפִי שְׁהֶן דְּבָרִים קַלִּים בְּעֵינֵי רֹב הָאָדָם, וְנִמְצָא חוֹטֶא וְהוּא יְדַמֶּה שְׁאֵין זֶה חֵטְא; וְאֵלּוּ הֶן: (א) הָאוֹכֵל מִסְּעוֹדָה שְׁאֵינָהּ מַסְפֶּקֶת לִבְעָלֶיהָ–שֶׁזֶּה אֲבַק גָּזֵל, וְהוּא מְדַמֶּה שֶׁלֹּא חָטָא וְיֹאמַר כְּלוּם אָכַלְתִּי אֵלָא בִּרְשׁוּתָן.…

Day 17-18-19: Impediments to Teshuvah English Translation Follows 4.1 עֶשְׂרִים וְאַרְבָּעָה דְּבָרִים מְעַכְּבִין אֶת הַתְּשׁוּבָה. אַרְבָּעָה מֵהֶן עָווֹן גָּדוֹל; וְהָעוֹשֶׂה אֶחָד מֵאַרְבַּעְתָּן–אֵין הַקָּדוֹשׁ בָּרוּךְ הוּא מַסְפִּיק בְּיָדוֹ לַעֲשׂוֹת תְּשׁוּבָה, לְפִי גֹּדֶל חֶטְאוֹ. וְאֵלּוּ הֶן: (א) הַמַּחְטִיא אֶת הָרַבִּים; וּבִכְלַל עָווֹן זֶה, הַמְּעַכֵּב אֶת הָרַבִּים מִלַּעֲשׂוֹת מִצְוָה. (ב) וְהַמַּטֶּה חֲבֵרוֹ מִדֶּרֶךְ טוֹבָה לְדֶרֶךְ רָעָה, כְּגוֹן מַסִּית…


