Really looking forward to meeting this community!

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




After a brief overview placing the medieval period in historical context, we look more deeply at two especially noxious false charges: the Blood Libel and Desecration of the Host.

A look at the role of Jews in the medieval European economy, with emphasis on trade and finance. Premiering today at 1pm ET (New York Time) with live chat.

Please join us this Sunday for an outdoor gathering honoring our community’s heroic kidney donors.

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.
Yikes! This interview started out with a lot more personal material than I intended, but I had a lot of fun speaking with my colleague and friend Dr. Michael Chighel, Dean of Ashkenazium Jewish History MA in Budapest. Enjoy in good health!

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……


A brief sampling of some of the humiliations of exile that the Jewish people endured over their millennial exile, shocking yet overshadowed by the far greater tragedies of violent massacres. Lecture delivered on the 17th of Tammuz, on Zoom and live at the Young Israel of Lawrence-Cedarhurst. Premiere with live chat scheduled for Sunday, July……

Hello students of Jewish history! I am very pleased to let you know that we now have a very auspicious number of students in this new experimental online course, A Thousand Years of Ashkenaz. I know some of them from earlier interactions on YouTube and in selected classes, and it promises to be a lively……

Hello fellow students of Jewish history! Here’s a new experimental online course. Please click here for a look at what’s going on: A Thousand Years of Ashkenaz.
Last of a three-part series looking at the major Jewish intellectual movements of the 18th century.

Premiering today, hopefully with live chat, at 12pm ET (New York time). Here’s part 1 if you want to catch up or even review.
First in a three-part series looking at the major Jewish intellectual movements of the 18th century. Guest lecture at Beth Jacob Congregation, Beverly Hills CA, delivered April 21, 2021.
Two brief discussions, concluding the second of three semesters of the Jewish History Lab series of lectures. Premiering at 12 pm ET, hopefully with live chat. Enjoy in good health!
The Purpose of Atheism: A brief thought from my Rabbi relevant to Renewal: A Comprehensive Resource for Kidney Donors and Recipients, which is in the last day of its major fundraising drive. Please contribute! https://campaigns.causematch.com/renewal/8464
Brief overview of the experience of Jews in Catholic Spain from the 13th century through the expulsion of 1492. Premieres at 12pm ET (New York time) today. Join us for a live chat!

Some background to my wife’s altruistic kidney donation two years ago on Erev Yom Kippur. You can help! Click here to support kidney donation through Renewal.

Some historical thoughts on recent usage of the word “pogrom” to describe the current situation in some Israeli cities. Thanks to JTA Editors Philissa Cramer and Andrew Silow-Carroll for shaping the article.

Two brief discussions of the history of women in the Medieval period, 12 pm ET (New York Time) with live chat. Join us!


