After a discussion of Jewish communal structure in the medieval era, we will look at the devastation of the First Crusade and the Rhineland Massacres of 1096, follow up with some thoughts on the long-term impact on Ashkenazi Culture. Premiering today at 1 pm.

Here’s the latest videos from the Jewish History Lab series.

Brief review of the troubled journey of Rabbi Moshe Hayim Luzzatto, a brilliant young scholar of the 18th century who was persecuted by opponents and hounded across Europe before finding his way to the more tolerant intellectual climate of Amsterdam.

//embed.chabad.org/multimedia/mediaplayer/embedded/embed.js.asp?aid=5035317&width=auto&height=auto&HideVideoInfo=false “Truth will Sprout from the Earth: Gutenberg, the Internet, and the New Uncertainty Principle.” Presentation at the XIII International Torah and Science Conference, Miami. Introductory remarks by Dr. Nathan Katz.

Runaway Yeshiva Bochur’s Work May Aid COVID Research The Jewish Star (March 24, 2021) Shortly after emigrating to Israel in 1901, this Telz-educated orphaned son of a rosh yeshiva earned an unlikely nickname: “the crazy fly-catcher.” Israel Aharoni’s odyssey into the world of middle eastern zoology, long recognized in the scientific world with over 30…

Really thrilled to be part of the inaugural visiting faculty of the Ashkenazium! Please check out this introductory video that beautifully captures the historic “vibe” of the school and its Dean, Dr. Michael Chigel.

A brief overview of the history of Jewish life in Egypt. After looking briefly at the Exodus itself, we look at some major population centers in Elephantine, Alexandria, and Cairo, to the present day. To avoid any possible confusion: this lecture does not argue for continuity between the Jewish population described in the account of…

A brief look at the social and economic background of the post-Talmudic era in Baghdad, with an important digression into the 8th-10th century revolution in information technology that helped propel the authority and influence of the Geonim. The following video will look at the early history of North Africa, an area influenced by their scholarship…

Premiering today at 12:00 noon ET.

Preliminary remarks on the study of the Jews in Africa, followed by The Jews of Ethiopia (origins to 1862). Premiering today at 12 noon ET. Note: for some reason this particular topic attracts an unusual amount of inappropriate commentary. Scholarly, collegial discussion is welcomed here; but I intend to remove hateful remarks, and commentators who…

Happy to see this Spanish translation of The Kabbalah of Forgiveness forthcoming in the next few weeks! The cover is really striking. Thanks to Jésica Neuah at Editorial Perspectivas!

Wow–just heard that Torah from the Years of Wrath got promoted to the window display at M. Pomeranz Books in Jerusalem! Thanks to my friend Dr. Mike Chigel for plugging the book to MR. POMERANZ HIMSELF, shown here just outside the display!

In commemoration of Yom Ha-Shoah, our Jewish History lecture on Monday night will be dedicated to a topic frequently overlooked in discussions of the Holocaust: the experience of Sephardim. Please click here for details. Most of my own published work on the Holocaust has been in the Askhenazic world, notably my recent study of the…

Very honored to be speaking with Rabbi Eli Mansour for The WELL, a wonderful new institution dedicated to women’s education in the Sephardic community. Please spread the word! This lecture is open to men and women.

Available from Amazon Hardcover 15% off at Lulu After the fall of the Russian Empire, Jewish and Ukrainian activists worked to overcome previous mutual antagonism by creating a Ministry of Jewish Affairs within the new Ukrainian state and taking other measures to satisfy the national aspirations of Jews and other non-Ukrainians. This bold experiment ended…

After several weeks without recording a drashah, perhaps related to the horrendous typhus outbreak of the late winter of 1941, the Rebbe delivered a series of powerful derashot for the Passover holiday.  On the Seventh Day of Pesach he turned his attention to the subject of Torah learning.  The memoirs of Chaim Kaplan, a former principal, describe…

Passover in the Warsaw Ghetto: Inspiration for the Second Seder Taken from Torah from the Years of Wrath (Aish Kodesh) אני מבקש ומתחנן לפני כל אחד מישראל שילמוד בספרי, ובטח זכות אבותי הקדושים זצוקלל״ה יעמוד לו ולכל ביתו בזה ובבא “I request and plead every person of Israel to study my works—surely the merit of…

Brief lecture on the life and work of Judah Touro, an important 19th-century American philanthropist for whom, together with his father Isaac, Touro College was named.

School principal Chaim Kaplan recorded the bleak mood in the Warsaw Ghetto on the eve of Passover of the Hebrew year 5701 (1941): Like the Egyptian Passover, the Passover of Germany will be celebrated for generations.  The chaotic oppression of every day throughout this year of suffering will be reflected in the days of the…

Really nice to see that readers in my native Canada are encountering the Piaseczno Rebbe: Here’s a new review by Dr. Norman Ravvin, appearing in the current Canadian Jewish News. Note to my dear readers: the book is in Judaica stores, on Amazon and Kindle, but my favorite (and the best value) is the beautiful…

I’m grateful to Rabbi Josh Rosenfeld for his kind and thoughtful review of Torah from the Years of Wrath, which appeared in this month’s Jewish Action. Please click here to read his thoughts on the work of the Piaseczno Rebbe.